Home / 876,492.63-1,209,535.29-494,554.95

Finding the Fourth Proportional to 876,492.63, 1,209,535.29 and 494,554.95

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Solution

The fourth proportional to 876,492.63, 1,209,535.29 and 494,554.95 is: 682,471.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,492.63 : 1,209,535.29 = 494,554.95 : x
  2. Step 2: Convert to fraction form
    876,492.63/1,209,535.29 = 494,554.95/x
  3. Step 3: Cross multiply
    876,492.63x = 1,209,535.29 × 494,554.95
  4. Step 4: Simplify right side
    876,492.63x = 598,181,664,869.19
  5. Step 5: Solve for x
    x = 598,181,664,869.19/876,492.63
  6. Step 6: Final answer
    x = 682,471.98

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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.