Home / 377,012.16-520,283.88-207,246.24

Finding the Fourth Proportional to 377,012.16, 520,283.88 and 207,246.24

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Solution

The fourth proportional to 377,012.16, 520,283.88 and 207,246.24 is: 286,003.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,012.16 : 520,283.88 = 207,246.24 : x
  2. Step 2: Convert to fraction form
    377,012.16/520,283.88 = 207,246.24/x
  3. Step 3: Cross multiply
    377,012.16x = 520,283.88 × 207,246.24
  4. Step 4: Simplify right side
    377,012.16x = 107,826,877,862.61
  5. Step 5: Solve for x
    x = 107,826,877,862.61/377,012.16
  6. Step 6: Final answer
    x = 286,003.71

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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.