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Finding the Fourth Proportional to 598,259.48, 897,980.40 and 261,532.56

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Solution

The fourth proportional to 598,259.48, 897,980.40 and 261,532.56 is: 392,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,259.48 : 897,980.40 = 261,532.56 : x
  2. Step 2: Convert to fraction form
    598,259.48/897,980.40 = 261,532.56/x
  3. Step 3: Cross multiply
    598,259.48x = 897,980.40 × 261,532.56
  4. Step 4: Simplify right side
    598,259.48x = 234,851,112,841.82
  5. Step 5: Solve for x
    x = 234,851,112,841.82/598,259.48
  6. Step 6: Final answer
    x = 392,557.28

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1.5x scale

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.