Home / 1,148,668.62-1,721,937.96-508,631.46

Finding the Fourth Proportional to 1,148,668.62, 1,721,937.96 and 508,631.46

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Solution

The fourth proportional to 1,148,668.62, 1,721,937.96 and 508,631.46 is: 762,475.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,668.62 : 1,721,937.96 = 508,631.46 : x
  2. Step 2: Convert to fraction form
    1,148,668.62/1,721,937.96 = 508,631.46/x
  3. Step 3: Cross multiply
    1,148,668.62x = 1,721,937.96 × 508,631.46
  4. Step 4: Simplify right side
    1,148,668.62x = 875,831,818,624.22
  5. Step 5: Solve for x
    x = 875,831,818,624.22/1,148,668.62
  6. Step 6: Final answer
    x = 762,475.62

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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.