Home / 726,057.02-1,001,881.94-403,715.10

Finding the Fourth Proportional to 726,057.02, 1,001,881.94 and 403,715.10

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Solution

The fourth proportional to 726,057.02, 1,001,881.94 and 403,715.10 is: 557,084.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,057.02 : 1,001,881.94 = 403,715.10 : x
  2. Step 2: Convert to fraction form
    726,057.02/1,001,881.94 = 403,715.10/x
  3. Step 3: Cross multiply
    726,057.02x = 1,001,881.94 × 403,715.10
  4. Step 4: Simplify right side
    726,057.02x = 404,474,867,595.29
  5. Step 5: Solve for x
    x = 404,474,867,595.29/726,057.02
  6. Step 6: Final answer
    x = 557,084.16

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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.