Home / 908,880.47-1,254,263.82-500,998.04

Finding the Fourth Proportional to 908,880.47, 1,254,263.82 and 500,998.04

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Solution

The fourth proportional to 908,880.47, 1,254,263.82 and 500,998.04 is: 691,382.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,880.47 : 1,254,263.82 = 500,998.04 : x
  2. Step 2: Convert to fraction form
    908,880.47/1,254,263.82 = 500,998.04/x
  3. Step 3: Cross multiply
    908,880.47x = 1,254,263.82 × 500,998.04
  4. Step 4: Simplify right side
    908,880.47x = 628,383,715,462.91
  5. Step 5: Solve for x
    x = 628,383,715,462.91/908,880.47
  6. Step 6: Final answer
    x = 691,382.13

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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.