Home / 438,042.68-604,498.82-247,056.28

Finding the Fourth Proportional to 438,042.68, 604,498.82 and 247,056.28

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Solution

The fourth proportional to 438,042.68, 604,498.82 and 247,056.28 is: 340,937.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,042.68 : 604,498.82 = 247,056.28 : x
  2. Step 2: Convert to fraction form
    438,042.68/604,498.82 = 247,056.28/x
  3. Step 3: Cross multiply
    438,042.68x = 604,498.82 × 247,056.28
  4. Step 4: Simplify right side
    438,042.68x = 149,345,229,733.59
  5. Step 5: Solve for x
    x = 149,345,229,733.59/438,042.68
  6. Step 6: Final answer
    x = 340,937.62

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1.5x scale

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.