Home / 1,015,513.28-1,523,371.06-375,988

Finding the Fourth Proportional to 1,015,513.28, 1,523,371.06 and 375,988

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Solution

The fourth proportional to 1,015,513.28, 1,523,371.06 and 375,988 is: 564,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,513.28 : 1,523,371.06 = 375,988 : x
  2. Step 2: Convert to fraction form
    1,015,513.28/1,523,371.06 = 375,988/x
  3. Step 3: Cross multiply
    1,015,513.28x = 1,523,371.06 × 375,988
  4. Step 4: Simplify right side
    1,015,513.28x = 572,769,238,107.28
  5. Step 5: Solve for x
    x = 572,769,238,107.28/1,015,513.28
  6. Step 6: Final answer
    x = 564,019.45

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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.