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Finding the Fourth Proportional to 410,460.12, 566,279.10 and 249,254.28

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Solution

The fourth proportional to 410,460.12, 566,279.10 and 249,254.28 is: 343,876.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,460.12 : 566,279.10 = 249,254.28 : x
  2. Step 2: Convert to fraction form
    410,460.12/566,279.10 = 249,254.28/x
  3. Step 3: Cross multiply
    410,460.12x = 566,279.10 × 249,254.28
  4. Step 4: Simplify right side
    410,460.12x = 141,147,489,349.55
  5. Step 5: Solve for x
    x = 141,147,489,349.55/410,460.12
  6. Step 6: Final answer
    x = 343,876.26

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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.