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Finding the Fourth Proportional to 560,610.85, 840,886.12 and 276,017.69

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Solution

The fourth proportional to 560,610.85, 840,886.12 and 276,017.69 is: 414,011.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,610.85 : 840,886.12 = 276,017.69 : x
  2. Step 2: Convert to fraction form
    560,610.85/840,886.12 = 276,017.69/x
  3. Step 3: Cross multiply
    560,610.85x = 840,886.12 × 276,017.69
  4. Step 4: Simplify right side
    560,610.85x = 232,099,439,500.99
  5. Step 5: Solve for x
    x = 232,099,439,500.99/560,610.85
  6. Step 6: Final answer
    x = 414,011.68

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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.