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Finding the Fourth Proportional to 608,296.30, 912,496.35 and 159,016.45

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Solution

The fourth proportional to 608,296.30, 912,496.35 and 159,016.45 is: 238,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,296.30 : 912,496.35 = 159,016.45 : x
  2. Step 2: Convert to fraction form
    608,296.30/912,496.35 = 159,016.45/x
  3. Step 3: Cross multiply
    608,296.30x = 912,496.35 × 159,016.45
  4. Step 4: Simplify right side
    608,296.30x = 145,101,924,857.39
  5. Step 5: Solve for x
    x = 145,101,924,857.39/608,296.30
  6. Step 6: Final answer
    x = 238,538.24

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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.