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Finding the Fourth Proportional to 452,897.46, 679,457.42 and 225,300.47

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Solution

The fourth proportional to 452,897.46, 679,457.42 and 225,300.47 is: 338,006.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,897.46 : 679,457.42 = 225,300.47 : x
  2. Step 2: Convert to fraction form
    452,897.46/679,457.42 = 225,300.47/x
  3. Step 3: Cross multiply
    452,897.46x = 679,457.42 × 225,300.47
  4. Step 4: Simplify right side
    452,897.46x = 153,082,078,332.88
  5. Step 5: Solve for x
    x = 153,082,078,332.88/452,897.46
  6. Step 6: Final answer
    x = 338,006.04

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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.