Home / 876,895.44-1,210,092.42-489,700.14

Finding the Fourth Proportional to 876,895.44, 1,210,092.42 and 489,700.14

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Solution

The fourth proportional to 876,895.44, 1,210,092.42 and 489,700.14 is: 675,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,895.44 : 1,210,092.42 = 489,700.14 : x
  2. Step 2: Convert to fraction form
    876,895.44/1,210,092.42 = 489,700.14/x
  3. Step 3: Cross multiply
    876,895.44x = 1,210,092.42 × 489,700.14
  4. Step 4: Simplify right side
    876,895.44x = 592,582,427,486.94
  5. Step 5: Solve for x
    x = 592,582,427,486.94/876,895.44
  6. Step 6: Final answer
    x = 675,773.19

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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.