Home / 900,750.74-1,350,363.02-394,928.37

Finding the Fourth Proportional to 900,750.74, 1,350,363.02 and 394,928.37

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Solution

The fourth proportional to 900,750.74, 1,350,363.02 and 394,928.37 is: 592,057.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,750.74 : 1,350,363.02 = 394,928.37 : x
  2. Step 2: Convert to fraction form
    900,750.74/1,350,363.02 = 394,928.37/x
  3. Step 3: Cross multiply
    900,750.74x = 1,350,363.02 × 394,928.37
  4. Step 4: Simplify right side
    900,750.74x = 533,296,664,422.24
  5. Step 5: Solve for x
    x = 533,296,664,422.24/900,750.74
  6. Step 6: Final answer
    x = 592,057.98

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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.