Home / 293,239.90-439,772.10-152,921.98

Finding the Fourth Proportional to 293,239.90, 439,772.10 and 152,921.98

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Solution

The fourth proportional to 293,239.90, 439,772.10 and 152,921.98 is: 229,337.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,239.90 : 439,772.10 = 152,921.98 : x
  2. Step 2: Convert to fraction form
    293,239.90/439,772.10 = 152,921.98/x
  3. Step 3: Cross multiply
    293,239.90x = 439,772.10 × 152,921.98
  4. Step 4: Simplify right side
    293,239.90x = 67,250,820,280.76
  5. Step 5: Solve for x
    x = 67,250,820,280.76/293,239.90
  6. Step 6: Final answer
    x = 229,337.21

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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.