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Finding the Fourth Proportional to 344,598.30, 516,897.45 and 107,964.90

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Solution

The fourth proportional to 344,598.30, 516,897.45 and 107,964.90 is: 161,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,598.30 : 516,897.45 = 107,964.90 : x
  2. Step 2: Convert to fraction form
    344,598.30/516,897.45 = 107,964.90/x
  3. Step 3: Cross multiply
    344,598.30x = 516,897.45 × 107,964.90
  4. Step 4: Simplify right side
    344,598.30x = 55,806,781,499.51
  5. Step 5: Solve for x
    x = 55,806,781,499.51/344,598.30
  6. Step 6: Final answer
    x = 161,947.35

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1.5x scale

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.