Home / 723,562.68-1,085,394.84-218,127.93

Finding the Fourth Proportional to 723,562.68, 1,085,394.84 and 218,127.93

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Solution

The fourth proportional to 723,562.68, 1,085,394.84 and 218,127.93 is: 327,207.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,562.68 : 1,085,394.84 = 218,127.93 : x
  2. Step 2: Convert to fraction form
    723,562.68/1,085,394.84 = 218,127.93/x
  3. Step 3: Cross multiply
    723,562.68x = 1,085,394.84 × 218,127.93
  4. Step 4: Simplify right side
    723,562.68x = 236,754,929,681.88
  5. Step 5: Solve for x
    x = 236,754,929,681.88/723,562.68
  6. Step 6: Final answer
    x = 327,207.22

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Double scale
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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.