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Finding the Fourth Proportional to 560,374.93, 840,808.50 and 294,073.21

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Solution

The fourth proportional to 560,374.93, 840,808.50 and 294,073.21 is: 441,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,374.93 : 840,808.50 = 294,073.21 : x
  2. Step 2: Convert to fraction form
    560,374.93/840,808.50 = 294,073.21/x
  3. Step 3: Cross multiply
    560,374.93x = 840,808.50 × 294,073.21
  4. Step 4: Simplify right side
    560,374.93x = 247,259,254,590.29
  5. Step 5: Solve for x
    x = 247,259,254,590.29/560,374.93
  6. Step 6: Final answer
    x = 441,238.97

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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.