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Finding the Fourth Proportional to 559,860.06, 840,275.36 and 293,808.54

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Solution

The fourth proportional to 559,860.06, 840,275.36 and 293,808.54 is: 440,967.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,860.06 : 840,275.36 = 293,808.54 : x
  2. Step 2: Convert to fraction form
    559,860.06/840,275.36 = 293,808.54/x
  3. Step 3: Cross multiply
    559,860.06x = 840,275.36 × 293,808.54
  4. Step 4: Simplify right side
    559,860.06x = 246,880,073,252.72
  5. Step 5: Solve for x
    x = 246,880,073,252.72/559,860.06
  6. Step 6: Final answer
    x = 440,967.47

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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.