Home / 852,245.16-1,278,856.17-346,712.82

Finding the Fourth Proportional to 852,245.16, 1,278,856.17 and 346,712.82

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Solution

The fourth proportional to 852,245.16, 1,278,856.17 and 346,712.82 is: 520,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,245.16 : 1,278,856.17 = 346,712.82 : x
  2. Step 2: Convert to fraction form
    852,245.16/1,278,856.17 = 346,712.82/x
  3. Step 3: Cross multiply
    852,245.16x = 1,278,856.17 × 346,712.82
  4. Step 4: Simplify right side
    852,245.16x = 443,395,829,075.10
  5. Step 5: Solve for x
    x = 443,395,829,075.10/852,245.16
  6. Step 6: Final answer
    x = 520,267.93

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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.