Home / 908,339.94-1,253,510.28-494,874.66

Finding the Fourth Proportional to 908,339.94, 1,253,510.28 and 494,874.66

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Solution

The fourth proportional to 908,339.94, 1,253,510.28 and 494,874.66 is: 682,927.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,339.94 : 1,253,510.28 = 494,874.66 : x
  2. Step 2: Convert to fraction form
    908,339.94/1,253,510.28 = 494,874.66/x
  3. Step 3: Cross multiply
    908,339.94x = 1,253,510.28 × 494,874.66
  4. Step 4: Simplify right side
    908,339.94x = 620,330,473,621.51
  5. Step 5: Solve for x
    x = 620,330,473,621.51/908,339.94
  6. Step 6: Final answer
    x = 682,927.66

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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.