Home / 908,009.96-1,253,041.98-500,104.04

Finding the Fourth Proportional to 908,009.96, 1,253,041.98 and 500,104.04

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Solution

The fourth proportional to 908,009.96, 1,253,041.98 and 500,104.04 is: 690,137.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,009.96 : 1,253,041.98 = 500,104.04 : x
  2. Step 2: Convert to fraction form
    908,009.96/1,253,041.98 = 500,104.04/x
  3. Step 3: Cross multiply
    908,009.96x = 1,253,041.98 × 500,104.04
  4. Step 4: Simplify right side
    908,009.96x = 626,651,356,487.60
  5. Step 5: Solve for x
    x = 626,651,356,487.60/908,009.96
  6. Step 6: Final answer
    x = 690,137.10

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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.