Home / 650,701.24-974,780.66-448,261.58

Finding the Fourth Proportional to 650,701.24, 974,780.66 and 448,261.58

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Solution

The fourth proportional to 650,701.24, 974,780.66 and 448,261.58 is: 671,516.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,701.24 : 974,780.66 = 448,261.58 : x
  2. Step 2: Convert to fraction form
    650,701.24/974,780.66 = 448,261.58/x
  3. Step 3: Cross multiply
    650,701.24x = 974,780.66 × 448,261.58
  4. Step 4: Simplify right side
    650,701.24x = 436,956,718,805.04
  5. Step 5: Solve for x
    x = 436,956,718,805.04/650,701.24
  6. Step 6: Final answer
    x = 671,516.65

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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.