Home / 841,909.01-1,262,711.78-242,722.95

Finding the Fourth Proportional to 841,909.01, 1,262,711.78 and 242,722.95

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Solution

The fourth proportional to 841,909.01, 1,262,711.78 and 242,722.95 is: 364,040.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,909.01 : 1,262,711.78 = 242,722.95 : x
  2. Step 2: Convert to fraction form
    841,909.01/1,262,711.78 = 242,722.95/x
  3. Step 3: Cross multiply
    841,909.01x = 1,262,711.78 × 242,722.95
  4. Step 4: Simplify right side
    841,909.01x = 306,489,127,027.74
  5. Step 5: Solve for x
    x = 306,489,127,027.74/841,909.01
  6. Step 6: Final answer
    x = 364,040.68

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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.