Home / 804,622.38-1,207,989.02-539,569.32

Finding the Fourth Proportional to 804,622.38, 1,207,989.02 and 539,569.32

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Solution

The fourth proportional to 804,622.38, 1,207,989.02 and 539,569.32 is: 810,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,622.38 : 1,207,989.02 = 539,569.32 : x
  2. Step 2: Convert to fraction form
    804,622.38/1,207,989.02 = 539,569.32/x
  3. Step 3: Cross multiply
    804,622.38x = 1,207,989.02 × 539,569.32
  4. Step 4: Simplify right side
    804,622.38x = 651,793,814,088.87
  5. Step 5: Solve for x
    x = 651,793,814,088.87/804,622.38
  6. Step 6: Final answer
    x = 810,061.75

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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.