Home / 1,088,078.53-1,632,444.02-439,320.77

Finding the Fourth Proportional to 1,088,078.53, 1,632,444.02 and 439,320.77

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Solution

The fourth proportional to 1,088,078.53, 1,632,444.02 and 439,320.77 is: 659,112.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,078.53 : 1,632,444.02 = 439,320.77 : x
  2. Step 2: Convert to fraction form
    1,088,078.53/1,632,444.02 = 439,320.77/x
  3. Step 3: Cross multiply
    1,088,078.53x = 1,632,444.02 × 439,320.77
  4. Step 4: Simplify right side
    1,088,078.53x = 717,166,563,848.30
  5. Step 5: Solve for x
    x = 717,166,563,848.30/1,088,078.53
  6. Step 6: Final answer
    x = 659,112.87

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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.