Home / 749,125.76-1,033,793.55-409,594.01

Finding the Fourth Proportional to 749,125.76, 1,033,793.55 and 409,594.01

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Solution

The fourth proportional to 749,125.76, 1,033,793.55 and 409,594.01 is: 565,239.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,125.76 : 1,033,793.55 = 409,594.01 : x
  2. Step 2: Convert to fraction form
    749,125.76/1,033,793.55 = 409,594.01/x
  3. Step 3: Cross multiply
    749,125.76x = 1,033,793.55 × 409,594.01
  4. Step 4: Simplify right side
    749,125.76x = 423,435,645,656.64
  5. Step 5: Solve for x
    x = 423,435,645,656.64/749,125.76
  6. Step 6: Final answer
    x = 565,239.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.