Home / 852,950.40-1,278,259.20-567,830.40

Finding the Fourth Proportional to 852,950.40, 1,278,259.20 and 567,830.40

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Solution

The fourth proportional to 852,950.40, 1,278,259.20 and 567,830.40 is: 850,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,950.40 : 1,278,259.20 = 567,830.40 : x
  2. Step 2: Convert to fraction form
    852,950.40/1,278,259.20 = 567,830.40/x
  3. Step 3: Cross multiply
    852,950.40x = 1,278,259.20 × 567,830.40
  4. Step 4: Simplify right side
    852,950.40x = 725,834,432,839.68
  5. Step 5: Solve for x
    x = 725,834,432,839.68/852,950.40
  6. Step 6: Final answer
    x = 850,969.10

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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.