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Finding the Fourth Proportional to 423,615.92, 584,572.46 and 230,016.06

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Solution

The fourth proportional to 423,615.92, 584,572.46 and 230,016.06 is: 317,412.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,615.92 : 584,572.46 = 230,016.06 : x
  2. Step 2: Convert to fraction form
    423,615.92/584,572.46 = 230,016.06/x
  3. Step 3: Cross multiply
    423,615.92x = 584,572.46 × 230,016.06
  4. Step 4: Simplify right side
    423,615.92x = 134,461,052,883.63
  5. Step 5: Solve for x
    x = 134,461,052,883.63/423,615.92
  6. Step 6: Final answer
    x = 317,412.66

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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.