Home / 384,210.24-576,390.06-147,535.52

Finding the Fourth Proportional to 384,210.24, 576,390.06 and 147,535.52

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Solution

The fourth proportional to 384,210.24, 576,390.06 and 147,535.52 is: 221,331.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,210.24 : 576,390.06 = 147,535.52 : x
  2. Step 2: Convert to fraction form
    384,210.24/576,390.06 = 147,535.52/x
  3. Step 3: Cross multiply
    384,210.24x = 576,390.06 × 147,535.52
  4. Step 4: Simplify right side
    384,210.24x = 85,038,007,224.93
  5. Step 5: Solve for x
    x = 85,038,007,224.93/384,210.24
  6. Step 6: Final answer
    x = 221,331.96

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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.