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Finding the Fourth Proportional to 555,750.80, 833,626.20 and 200,646.80

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Solution

The fourth proportional to 555,750.80, 833,626.20 and 200,646.80 is: 300,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,750.80 : 833,626.20 = 200,646.80 : x
  2. Step 2: Convert to fraction form
    555,750.80/833,626.20 = 200,646.80/x
  3. Step 3: Cross multiply
    555,750.80x = 833,626.20 × 200,646.80
  4. Step 4: Simplify right side
    555,750.80x = 167,264,429,426.16
  5. Step 5: Solve for x
    x = 167,264,429,426.16/555,750.80
  6. Step 6: Final answer
    x = 300,970.20

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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.