Home / 724,876.20-1,000,296.77-434,647.94

Finding the Fourth Proportional to 724,876.20, 1,000,296.77 and 434,647.94

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Solution

The fourth proportional to 724,876.20, 1,000,296.77 and 434,647.94 is: 599,794.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,876.20 : 1,000,296.77 = 434,647.94 : x
  2. Step 2: Convert to fraction form
    724,876.20/1,000,296.77 = 434,647.94/x
  3. Step 3: Cross multiply
    724,876.20x = 1,000,296.77 × 434,647.94
  4. Step 4: Simplify right side
    724,876.20x = 434,776,923,294.43
  5. Step 5: Solve for x
    x = 434,776,923,294.43/724,876.20
  6. Step 6: Final answer
    x = 599,794.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.