Home / 639,248.52-882,184.14-348,875.97

Finding the Fourth Proportional to 639,248.52, 882,184.14 and 348,875.97

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Solution

The fourth proportional to 639,248.52, 882,184.14 and 348,875.97 is: 481,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,248.52 : 882,184.14 = 348,875.97 : x
  2. Step 2: Convert to fraction form
    639,248.52/882,184.14 = 348,875.97/x
  3. Step 3: Cross multiply
    639,248.52x = 882,184.14 × 348,875.97
  4. Step 4: Simplify right side
    639,248.52x = 307,772,845,816.74
  5. Step 5: Solve for x
    x = 307,772,845,816.74/639,248.52
  6. Step 6: Final answer
    x = 481,460.40

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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.