Home / 908,575.30-1,362,862.95-820,101.70

Finding the Fourth Proportional to 908,575.30, 1,362,862.95 and 820,101.70

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Solution

The fourth proportional to 908,575.30, 1,362,862.95 and 820,101.70 is: 1,230,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,575.30 : 1,362,862.95 = 820,101.70 : x
  2. Step 2: Convert to fraction form
    908,575.30/1,362,862.95 = 820,101.70/x
  3. Step 3: Cross multiply
    908,575.30x = 1,362,862.95 × 820,101.70
  4. Step 4: Simplify right side
    908,575.30x = 1,117,686,222,162.01
  5. Step 5: Solve for x
    x = 1,117,686,222,162.01/908,575.30
  6. Step 6: Final answer
    x = 1,230,152.55

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1.5x scale

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.