Home / 976,937.76-1,472,061.20-803,333.70

Finding the Fourth Proportional to 976,937.76, 1,472,061.20 and 803,333.70

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Solution

The fourth proportional to 976,937.76, 1,472,061.20 and 803,333.70 is: 1,210,472.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,937.76 : 1,472,061.20 = 803,333.70 : x
  2. Step 2: Convert to fraction form
    976,937.76/1,472,061.20 = 803,333.70/x
  3. Step 3: Cross multiply
    976,937.76x = 1,472,061.20 × 803,333.70
  4. Step 4: Simplify right side
    976,937.76x = 1,182,556,366,405.77
  5. Step 5: Solve for x
    x = 1,182,556,366,405.77/976,937.76
  6. Step 6: Final answer
    x = 1,210,472.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.