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Finding the Fourth Proportional to 592,811.80, 889,800.90 and 293,630.20

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Solution

The fourth proportional to 592,811.80, 889,800.90 and 293,630.20 is: 440,734.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,811.80 : 889,800.90 = 293,630.20 : x
  2. Step 2: Convert to fraction form
    592,811.80/889,800.90 = 293,630.20/x
  3. Step 3: Cross multiply
    592,811.80x = 889,800.90 × 293,630.20
  4. Step 4: Simplify right side
    592,811.80x = 261,272,416,227.18
  5. Step 5: Solve for x
    x = 261,272,416,227.18/592,811.80
  6. Step 6: Final answer
    x = 440,734.17

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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.