Home / 974,886.73-1,345,380.33-545,165.80

Finding the Fourth Proportional to 974,886.73, 1,345,380.33 and 545,165.80

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Solution

The fourth proportional to 974,886.73, 1,345,380.33 and 545,165.80 is: 752,349.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,886.73 : 1,345,380.33 = 545,165.80 : x
  2. Step 2: Convert to fraction form
    974,886.73/1,345,380.33 = 545,165.80/x
  3. Step 3: Cross multiply
    974,886.73x = 1,345,380.33 × 545,165.80
  4. Step 4: Simplify right side
    974,886.73x = 733,455,343,908.71
  5. Step 5: Solve for x
    x = 733,455,343,908.71/974,886.73
  6. Step 6: Final answer
    x = 752,349.29

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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.