Home / 792,068.40-1,188,102.60-477,140.40

Finding the Fourth Proportional to 792,068.40, 1,188,102.60 and 477,140.40

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Solution

The fourth proportional to 792,068.40, 1,188,102.60 and 477,140.40 is: 715,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,068.40 : 1,188,102.60 = 477,140.40 : x
  2. Step 2: Convert to fraction form
    792,068.40/1,188,102.60 = 477,140.40/x
  3. Step 3: Cross multiply
    792,068.40x = 1,188,102.60 × 477,140.40
  4. Step 4: Simplify right side
    792,068.40x = 566,891,749,805.04
  5. Step 5: Solve for x
    x = 566,891,749,805.04/792,068.40
  6. Step 6: Final answer
    x = 715,710.60

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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.