Home / 918,151.04-1,267,046.40-510,251.52

Finding the Fourth Proportional to 918,151.04, 1,267,046.40 and 510,251.52

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Solution

The fourth proportional to 918,151.04, 1,267,046.40 and 510,251.52 is: 704,145.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,151.04 : 1,267,046.40 = 510,251.52 : x
  2. Step 2: Convert to fraction form
    918,151.04/1,267,046.40 = 510,251.52/x
  3. Step 3: Cross multiply
    918,151.04x = 1,267,046.40 × 510,251.52
  4. Step 4: Simplify right side
    918,151.04x = 646,512,351,510.53
  5. Step 5: Solve for x
    x = 646,512,351,510.53/918,151.04
  6. Step 6: Final answer
    x = 704,145.97

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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.