Home / 725,222.13-1,000,799.33-402,925.31

Finding the Fourth Proportional to 725,222.13, 1,000,799.33 and 402,925.31

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Solution

The fourth proportional to 725,222.13, 1,000,799.33 and 402,925.31 is: 556,032.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,222.13 : 1,000,799.33 = 402,925.31 : x
  2. Step 2: Convert to fraction form
    725,222.13/1,000,799.33 = 402,925.31/x
  3. Step 3: Cross multiply
    725,222.13x = 1,000,799.33 × 402,925.31
  4. Step 4: Simplify right side
    725,222.13x = 403,247,377,022.42
  5. Step 5: Solve for x
    x = 403,247,377,022.42/725,222.13
  6. Step 6: Final answer
    x = 556,032.92

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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.