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Finding the Fourth Proportional to 440,292.93, 660,432.30 and 174,055.92

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Solution

The fourth proportional to 440,292.93, 660,432.30 and 174,055.92 is: 261,081.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,292.93 : 660,432.30 = 174,055.92 : x
  2. Step 2: Convert to fraction form
    440,292.93/660,432.30 = 174,055.92/x
  3. Step 3: Cross multiply
    440,292.93x = 660,432.30 × 174,055.92
  4. Step 4: Simplify right side
    440,292.93x = 114,952,151,574.22
  5. Step 5: Solve for x
    x = 114,952,151,574.22/440,292.93
  6. Step 6: Final answer
    x = 261,081.08

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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.