Home / 900,746.21-1,350,356.27-394,923.87

Finding the Fourth Proportional to 900,746.21, 1,350,356.27 and 394,923.87

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Solution

The fourth proportional to 900,746.21, 1,350,356.27 and 394,923.87 is: 592,051.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,746.21 : 1,350,356.27 = 394,923.87 : x
  2. Step 2: Convert to fraction form
    900,746.21/1,350,356.27 = 394,923.87/x
  3. Step 3: Cross multiply
    900,746.21x = 1,350,356.27 × 394,923.87
  4. Step 4: Simplify right side
    900,746.21x = 533,287,922,052.55
  5. Step 5: Solve for x
    x = 533,287,922,052.55/900,746.21
  6. Step 6: Final answer
    x = 592,051.25

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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.