Home / 992,266.56-1,486,526.88-586,247.28

Finding the Fourth Proportional to 992,266.56, 1,486,526.88 and 586,247.28

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Solution

The fourth proportional to 992,266.56, 1,486,526.88 and 586,247.28 is: 878,264.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,266.56 : 1,486,526.88 = 586,247.28 : x
  2. Step 2: Convert to fraction form
    992,266.56/1,486,526.88 = 586,247.28/x
  3. Step 3: Cross multiply
    992,266.56x = 1,486,526.88 × 586,247.28
  4. Step 4: Simplify right side
    992,266.56x = 871,472,340,046.89
  5. Step 5: Solve for x
    x = 871,472,340,046.89/992,266.56
  6. Step 6: Final answer
    x = 878,264.34

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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.