Home / 533,987.64-736,985.79-304,545.42

Finding the Fourth Proportional to 533,987.64, 736,985.79 and 304,545.42

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Solution

The fourth proportional to 533,987.64, 736,985.79 and 304,545.42 is: 420,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,987.64 : 736,985.79 = 304,545.42 : x
  2. Step 2: Convert to fraction form
    533,987.64/736,985.79 = 304,545.42/x
  3. Step 3: Cross multiply
    533,987.64x = 736,985.79 × 304,545.42
  4. Step 4: Simplify right side
    533,987.64x = 224,445,646,949.58
  5. Step 5: Solve for x
    x = 224,445,646,949.58/533,987.64
  6. Step 6: Final answer
    x = 420,319.93

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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.