Home / 1,005,708.02-1,507,565.55-472,274.18

Finding the Fourth Proportional to 1,005,708.02, 1,507,565.55 and 472,274.18

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Solution

The fourth proportional to 1,005,708.02, 1,507,565.55 and 472,274.18 is: 707,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,708.02 : 1,507,565.55 = 472,274.18 : x
  2. Step 2: Convert to fraction form
    1,005,708.02/1,507,565.55 = 472,274.18/x
  3. Step 3: Cross multiply
    1,005,708.02x = 1,507,565.55 × 472,274.18
  4. Step 4: Simplify right side
    1,005,708.02x = 711,984,283,922.50
  5. Step 5: Solve for x
    x = 711,984,283,922.50/1,005,708.02
  6. Step 6: Final answer
    x = 707,943.33

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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.