Home / 614,319.57-921,417.07-164,982.06

Finding the Fourth Proportional to 614,319.57, 921,417.07 and 164,982.06

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Solution

The fourth proportional to 614,319.57, 921,417.07 and 164,982.06 is: 247,456.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,319.57 : 921,417.07 = 164,982.06 : x
  2. Step 2: Convert to fraction form
    614,319.57/921,417.07 = 164,982.06/x
  3. Step 3: Cross multiply
    614,319.57x = 921,417.07 × 164,982.06
  4. Step 4: Simplify right side
    614,319.57x = 152,017,286,327.76
  5. Step 5: Solve for x
    x = 152,017,286,327.76/614,319.57
  6. Step 6: Final answer
    x = 247,456.36

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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.