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Finding the Fourth Proportional to 553,300.20, 829,294.20 and 496,875.60

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Solution

The fourth proportional to 553,300.20, 829,294.20 and 496,875.60 is: 744,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,300.20 : 829,294.20 = 496,875.60 : x
  2. Step 2: Convert to fraction form
    553,300.20/829,294.20 = 496,875.60/x
  3. Step 3: Cross multiply
    553,300.20x = 829,294.20 × 496,875.60
  4. Step 4: Simplify right side
    553,300.20x = 412,056,053,201.52
  5. Step 5: Solve for x
    x = 412,056,053,201.52/553,300.20
  6. Step 6: Final answer
    x = 744,724.21

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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.