Home / 589,815.20-884,722.80-564,010.40

Finding the Fourth Proportional to 589,815.20, 884,722.80 and 564,010.40

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Solution

The fourth proportional to 589,815.20, 884,722.80 and 564,010.40 is: 846,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,815.20 : 884,722.80 = 564,010.40 : x
  2. Step 2: Convert to fraction form
    589,815.20/884,722.80 = 564,010.40/x
  3. Step 3: Cross multiply
    589,815.20x = 884,722.80 × 564,010.40
  4. Step 4: Simplify right side
    589,815.20x = 498,992,860,317.12
  5. Step 5: Solve for x
    x = 498,992,860,317.12/589,815.20
  6. Step 6: Final answer
    x = 846,015.60

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.