Home / 724,293.58-999,575.49-418,473.22

Finding the Fourth Proportional to 724,293.58, 999,575.49 and 418,473.22

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Solution

The fourth proportional to 724,293.58, 999,575.49 and 418,473.22 is: 577,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,293.58 : 999,575.49 = 418,473.22 : x
  2. Step 2: Convert to fraction form
    724,293.58/999,575.49 = 418,473.22/x
  3. Step 3: Cross multiply
    724,293.58x = 999,575.49 × 418,473.22
  4. Step 4: Simplify right side
    724,293.58x = 418,295,573,933.38
  5. Step 5: Solve for x
    x = 418,295,573,933.38/724,293.58
  6. Step 6: Final answer
    x = 577,522.13

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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.