Home / 738,279.60-1,103,373.35-539,019.60

Finding the Fourth Proportional to 738,279.60, 1,103,373.35 and 539,019.60

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Solution

The fourth proportional to 738,279.60, 1,103,373.35 and 539,019.60 is: 805,575.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,279.60 : 1,103,373.35 = 539,019.60 : x
  2. Step 2: Convert to fraction form
    738,279.60/1,103,373.35 = 539,019.60/x
  3. Step 3: Cross multiply
    738,279.60x = 1,103,373.35 × 539,019.60
  4. Step 4: Simplify right side
    738,279.60x = 594,739,859,072.56
  5. Step 5: Solve for x
    x = 594,739,859,072.56/738,279.60
  6. Step 6: Final answer
    x = 805,575.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.