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Finding the Fourth Proportional to 576,000.80, 864,433.20 and 295,373.60

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Solution

The fourth proportional to 576,000.80, 864,433.20 and 295,373.60 is: 443,281.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,000.80 : 864,433.20 = 295,373.60 : x
  2. Step 2: Convert to fraction form
    576,000.80/864,433.20 = 295,373.60/x
  3. Step 3: Cross multiply
    576,000.80x = 864,433.20 × 295,373.60
  4. Step 4: Simplify right side
    576,000.80x = 255,330,746,243.52
  5. Step 5: Solve for x
    x = 255,330,746,243.52/576,000.80
  6. Step 6: Final answer
    x = 443,281.93

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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.