Home / 711,602.24-982,609.45-508,276.85

Finding the Fourth Proportional to 711,602.24, 982,609.45 and 508,276.85

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Solution

The fourth proportional to 711,602.24, 982,609.45 and 508,276.85 is: 701,849.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,602.24 : 982,609.45 = 508,276.85 : x
  2. Step 2: Convert to fraction form
    711,602.24/982,609.45 = 508,276.85/x
  3. Step 3: Cross multiply
    711,602.24x = 982,609.45 × 508,276.85
  4. Step 4: Simplify right side
    711,602.24x = 499,437,629,842.49
  5. Step 5: Solve for x
    x = 499,437,629,842.49/711,602.24
  6. Step 6: Final answer
    x = 701,849.44

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Double scale
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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.