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Finding the Fourth Proportional to 592,855.20, 889,412.40 and 293,479.20

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Solution

The fourth proportional to 592,855.20, 889,412.40 and 293,479.20 is: 440,282.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,855.20 : 889,412.40 = 293,479.20 : x
  2. Step 2: Convert to fraction form
    592,855.20/889,412.40 = 293,479.20/x
  3. Step 3: Cross multiply
    592,855.20x = 889,412.40 × 293,479.20
  4. Step 4: Simplify right side
    592,855.20x = 261,024,039,622.08
  5. Step 5: Solve for x
    x = 261,024,039,622.08/592,855.20
  6. Step 6: Final answer
    x = 440,282.96

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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.