Home / 908,588.34-1,253,860.36-500,704.81

Finding the Fourth Proportional to 908,588.34, 1,253,860.36 and 500,704.81

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Solution

The fourth proportional to 908,588.34, 1,253,860.36 and 500,704.81 is: 690,977.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,588.34 : 1,253,860.36 = 500,704.81 : x
  2. Step 2: Convert to fraction form
    908,588.34/1,253,860.36 = 500,704.81/x
  3. Step 3: Cross multiply
    908,588.34x = 1,253,860.36 × 500,704.81
  4. Step 4: Simplify right side
    908,588.34x = 627,813,908,933.92
  5. Step 5: Solve for x
    x = 627,813,908,933.92/908,588.34
  6. Step 6: Final answer
    x = 690,977.29

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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.