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Finding the Fourth Proportional to 510,001.80, 765,002.70 and 244,281.30

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Solution

The fourth proportional to 510,001.80, 765,002.70 and 244,281.30 is: 366,421.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,001.80 : 765,002.70 = 244,281.30 : x
  2. Step 2: Convert to fraction form
    510,001.80/765,002.70 = 244,281.30/x
  3. Step 3: Cross multiply
    510,001.80x = 765,002.70 × 244,281.30
  4. Step 4: Simplify right side
    510,001.80x = 186,875,854,059.51
  5. Step 5: Solve for x
    x = 186,875,854,059.51/510,001.80
  6. Step 6: Final answer
    x = 366,421.95

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Double scale
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Similar ratio
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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.