Home / 908,034.21-1,253,095.69-500,137.53

Finding the Fourth Proportional to 908,034.21, 1,253,095.69 and 500,137.53

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Solution

The fourth proportional to 908,034.21, 1,253,095.69 and 500,137.53 is: 690,194.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,034.21 : 1,253,095.69 = 500,137.53 : x
  2. Step 2: Convert to fraction form
    908,034.21/1,253,095.69 = 500,137.53/x
  3. Step 3: Cross multiply
    908,034.21x = 1,253,095.69 × 500,137.53
  4. Step 4: Simplify right side
    908,034.21x = 626,720,183,250.25
  5. Step 5: Solve for x
    x = 626,720,183,250.25/908,034.21
  6. Step 6: Final answer
    x = 690,194.46

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Double scale
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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.