Home / 900,749.46-1,350,361.14-394,927.12

Finding the Fourth Proportional to 900,749.46, 1,350,361.14 and 394,927.12

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Solution

The fourth proportional to 900,749.46, 1,350,361.14 and 394,927.12 is: 592,056.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,749.46 : 1,350,361.14 = 394,927.12 : x
  2. Step 2: Convert to fraction form
    900,749.46/1,350,361.14 = 394,927.12/x
  3. Step 3: Cross multiply
    900,749.46x = 1,350,361.14 × 394,927.12
  4. Step 4: Simplify right side
    900,749.46x = 533,294,235,980.12
  5. Step 5: Solve for x
    x = 533,294,235,980.12/900,749.46
  6. Step 6: Final answer
    x = 592,056.13

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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.