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Finding the Fourth Proportional to 472,847.80, 709,271.70 and 367,094.20

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Solution

The fourth proportional to 472,847.80, 709,271.70 and 367,094.20 is: 550,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,847.80 : 709,271.70 = 367,094.20 : x
  2. Step 2: Convert to fraction form
    472,847.80/709,271.70 = 367,094.20/x
  3. Step 3: Cross multiply
    472,847.80x = 709,271.70 × 367,094.20
  4. Step 4: Simplify right side
    472,847.80x = 260,369,527,294.14
  5. Step 5: Solve for x
    x = 260,369,527,294.14/472,847.80
  6. Step 6: Final answer
    x = 550,641.30

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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.