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Finding the Fourth Proportional to 473,967.60, 711,048.60 and 158,650.80

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Solution

The fourth proportional to 473,967.60, 711,048.60 and 158,650.80 is: 238,008.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,967.60 : 711,048.60 = 158,650.80 : x
  2. Step 2: Convert to fraction form
    473,967.60/711,048.60 = 158,650.80/x
  3. Step 3: Cross multiply
    473,967.60x = 711,048.60 × 158,650.80
  4. Step 4: Simplify right side
    473,967.60x = 112,808,429,228.88
  5. Step 5: Solve for x
    x = 112,808,429,228.88/473,967.60
  6. Step 6: Final answer
    x = 238,008.74

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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.