Home / 1,017,624.20-1,526,657.70-307,633.70

Finding the Fourth Proportional to 1,017,624.20, 1,526,657.70 and 307,633.70

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Solution

The fourth proportional to 1,017,624.20, 1,526,657.70 and 307,633.70 is: 461,517.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,624.20 : 1,526,657.70 = 307,633.70 : x
  2. Step 2: Convert to fraction form
    1,017,624.20/1,526,657.70 = 307,633.70/x
  3. Step 3: Cross multiply
    1,017,624.20x = 1,526,657.70 × 307,633.70
  4. Step 4: Simplify right side
    1,017,624.20x = 469,651,356,884.49
  5. Step 5: Solve for x
    x = 469,651,356,884.49/1,017,624.20
  6. Step 6: Final answer
    x = 461,517.48

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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.