Home / 302,753.82-454,131.36-284,257.18

Finding the Fourth Proportional to 302,753.82, 454,131.36 and 284,257.18

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Solution

The fourth proportional to 302,753.82, 454,131.36 and 284,257.18 is: 426,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,753.82 : 454,131.36 = 284,257.18 : x
  2. Step 2: Convert to fraction form
    302,753.82/454,131.36 = 284,257.18/x
  3. Step 3: Cross multiply
    302,753.82x = 454,131.36 × 284,257.18
  4. Step 4: Simplify right side
    302,753.82x = 129,090,097,897.19
  5. Step 5: Solve for x
    x = 129,090,097,897.19/302,753.82
  6. Step 6: Final answer
    x = 426,386.36

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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.