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Finding the Fourth Proportional to 657,580.24, 906,634.56 and 536,598.64

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Solution

The fourth proportional to 657,580.24, 906,634.56 and 536,598.64 is: 739,831.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,580.24 : 906,634.56 = 536,598.64 : x
  2. Step 2: Convert to fraction form
    657,580.24/906,634.56 = 536,598.64/x
  3. Step 3: Cross multiply
    657,580.24x = 906,634.56 × 536,598.64
  4. Step 4: Simplify right side
    657,580.24x = 486,498,871,873.00
  5. Step 5: Solve for x
    x = 486,498,871,873.00/657,580.24
  6. Step 6: Final answer
    x = 739,831.95

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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.