Home / 908,422.08-1,363,196.88-616,938.72

Finding the Fourth Proportional to 908,422.08, 1,363,196.88 and 616,938.72

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Solution

The fourth proportional to 908,422.08, 1,363,196.88 and 616,938.72 is: 925,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,422.08 : 1,363,196.88 = 616,938.72 : x
  2. Step 2: Convert to fraction form
    908,422.08/1,363,196.88 = 616,938.72/x
  3. Step 3: Cross multiply
    908,422.08x = 1,363,196.88 × 616,938.72
  4. Step 4: Simplify right side
    908,422.08x = 841,008,938,255.19
  5. Step 5: Solve for x
    x = 841,008,938,255.19/908,422.08
  6. Step 6: Final answer
    x = 925,790.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.