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Finding the Fourth Proportional to 559,875.80, 840,061.82 and 293,573.08

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Solution

The fourth proportional to 559,875.80, 840,061.82 and 293,573.08 is: 440,489.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,875.80 : 840,061.82 = 293,573.08 : x
  2. Step 2: Convert to fraction form
    559,875.80/840,061.82 = 293,573.08/x
  3. Step 3: Cross multiply
    559,875.80x = 840,061.82 × 293,573.08
  4. Step 4: Simplify right side
    559,875.80x = 246,619,535,887.81
  5. Step 5: Solve for x
    x = 246,619,535,887.81/559,875.80
  6. Step 6: Final answer
    x = 440,489.72

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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.