Home / 293,721.30-439,707.15-175,331.70

Finding the Fourth Proportional to 293,721.30, 439,707.15 and 175,331.70

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Solution

The fourth proportional to 293,721.30, 439,707.15 and 175,331.70 is: 262,475.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,721.30 : 439,707.15 = 175,331.70 : x
  2. Step 2: Convert to fraction form
    293,721.30/439,707.15 = 175,331.70/x
  3. Step 3: Cross multiply
    293,721.30x = 439,707.15 × 175,331.70
  4. Step 4: Simplify right side
    293,721.30x = 77,094,602,111.66
  5. Step 5: Solve for x
    x = 77,094,602,111.66/293,721.30
  6. Step 6: Final answer
    x = 262,475.35

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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.