Home / 730,935.18-1,008,783.17-408,664.32

Finding the Fourth Proportional to 730,935.18, 1,008,783.17 and 408,664.32

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Solution

The fourth proportional to 730,935.18, 1,008,783.17 and 408,664.32 is: 564,008.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,935.18 : 1,008,783.17 = 408,664.32 : x
  2. Step 2: Convert to fraction form
    730,935.18/1,008,783.17 = 408,664.32/x
  3. Step 3: Cross multiply
    730,935.18x = 1,008,783.17 × 408,664.32
  4. Step 4: Simplify right side
    730,935.18x = 412,253,686,152.17
  5. Step 5: Solve for x
    x = 412,253,686,152.17/730,935.18
  6. Step 6: Final answer
    x = 564,008.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.