Home / 931,350.33-1,285,275.04-563,822.60

Finding the Fourth Proportional to 931,350.33, 1,285,275.04 and 563,822.60

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Solution

The fourth proportional to 931,350.33, 1,285,275.04 and 563,822.60 is: 778,082.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,350.33 : 1,285,275.04 = 563,822.60 : x
  2. Step 2: Convert to fraction form
    931,350.33/1,285,275.04 = 563,822.60/x
  3. Step 3: Cross multiply
    931,350.33x = 1,285,275.04 × 563,822.60
  4. Step 4: Simplify right side
    931,350.33x = 724,667,108,341.53
  5. Step 5: Solve for x
    x = 724,667,108,341.53/931,350.33
  6. Step 6: Final answer
    x = 778,082.19

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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.