Home / 992,264.10-1,369,158.47-584,447.15

Finding the Fourth Proportional to 992,264.10, 1,369,158.47 and 584,447.15

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Solution

The fourth proportional to 992,264.10, 1,369,158.47 and 584,447.15 is: 806,439.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,264.10 : 1,369,158.47 = 584,447.15 : x
  2. Step 2: Convert to fraction form
    992,264.10/1,369,158.47 = 584,447.15/x
  3. Step 3: Cross multiply
    992,264.10x = 1,369,158.47 × 584,447.15
  4. Step 4: Simplify right side
    992,264.10x = 800,200,758,844.07
  5. Step 5: Solve for x
    x = 800,200,758,844.07/992,264.10
  6. Step 6: Final answer
    x = 806,439.29

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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.