Home / 708,188.80-1,062,283.20-456,246.40

Finding the Fourth Proportional to 708,188.80, 1,062,283.20 and 456,246.40

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Solution

The fourth proportional to 708,188.80, 1,062,283.20 and 456,246.40 is: 684,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,188.80 : 1,062,283.20 = 456,246.40 : x
  2. Step 2: Convert to fraction form
    708,188.80/1,062,283.20 = 456,246.40/x
  3. Step 3: Cross multiply
    708,188.80x = 1,062,283.20 × 456,246.40
  4. Step 4: Simplify right side
    708,188.80x = 484,662,885,780.48
  5. Step 5: Solve for x
    x = 484,662,885,780.48/708,188.80
  6. Step 6: Final answer
    x = 684,369.60

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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.