Home / 931,617.20-1,285,767.60-523,752.68

Finding the Fourth Proportional to 931,617.20, 1,285,767.60 and 523,752.68

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Solution

The fourth proportional to 931,617.20, 1,285,767.60 and 523,752.68 is: 722,855.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,617.20 : 1,285,767.60 = 523,752.68 : x
  2. Step 2: Convert to fraction form
    931,617.20/1,285,767.60 = 523,752.68/x
  3. Step 3: Cross multiply
    931,617.20x = 1,285,767.60 × 523,752.68
  4. Step 4: Simplify right side
    931,617.20x = 673,424,226,357.17
  5. Step 5: Solve for x
    x = 673,424,226,357.17/931,617.20
  6. Step 6: Final answer
    x = 722,855.08

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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.