Home / 740,526.55-1,110,752.91-260,778.02

Finding the Fourth Proportional to 740,526.55, 1,110,752.91 and 260,778.02

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Solution

The fourth proportional to 740,526.55, 1,110,752.91 and 260,778.02 is: 391,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,526.55 : 1,110,752.91 = 260,778.02 : x
  2. Step 2: Convert to fraction form
    740,526.55/1,110,752.91 = 260,778.02/x
  3. Step 3: Cross multiply
    740,526.55x = 1,110,752.91 × 260,778.02
  4. Step 4: Simplify right side
    740,526.55x = 289,659,947,355.92
  5. Step 5: Solve for x
    x = 289,659,947,355.92/740,526.55
  6. Step 6: Final answer
    x = 391,154.04

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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.