Home / 849,595.92-1,172,442.66-467,619.96

Finding the Fourth Proportional to 849,595.92, 1,172,442.66 and 467,619.96

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Solution

The fourth proportional to 849,595.92, 1,172,442.66 and 467,619.96 is: 645,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,595.92 : 1,172,442.66 = 467,619.96 : x
  2. Step 2: Convert to fraction form
    849,595.92/1,172,442.66 = 467,619.96/x
  3. Step 3: Cross multiply
    849,595.92x = 1,172,442.66 × 467,619.96
  4. Step 4: Simplify right side
    849,595.92x = 548,257,589,771.49
  5. Step 5: Solve for x
    x = 548,257,589,771.49/849,595.92
  6. Step 6: Final answer
    x = 645,315.70

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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.