Home / 498,364.80-747,547.20-495,412.35

Finding the Fourth Proportional to 498,364.80, 747,547.20 and 495,412.35

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Solution

The fourth proportional to 498,364.80, 747,547.20 and 495,412.35 is: 743,118.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,364.80 : 747,547.20 = 495,412.35 : x
  2. Step 2: Convert to fraction form
    498,364.80/747,547.20 = 495,412.35/x
  3. Step 3: Cross multiply
    498,364.80x = 747,547.20 × 495,412.35
  4. Step 4: Simplify right side
    498,364.80x = 370,344,115,087.92
  5. Step 5: Solve for x
    x = 370,344,115,087.92/498,364.80
  6. Step 6: Final answer
    x = 743,118.53

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Similar ratio
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1.5x scale

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.