Home / 1,065,820.50-1,599,868.89-458,909.16

Finding the Fourth Proportional to 1,065,820.50, 1,599,868.89 and 458,909.16

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Solution

The fourth proportional to 1,065,820.50, 1,599,868.89 and 458,909.16 is: 688,853.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,820.50 : 1,599,868.89 = 458,909.16 : x
  2. Step 2: Convert to fraction form
    1,065,820.50/1,599,868.89 = 458,909.16/x
  3. Step 3: Cross multiply
    1,065,820.50x = 1,599,868.89 × 458,909.16
  4. Step 4: Simplify right side
    1,065,820.50x = 734,194,488,420.03
  5. Step 5: Solve for x
    x = 734,194,488,420.03/1,065,820.50
  6. Step 6: Final answer
    x = 688,853.79

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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.