Home / 849,116.79-1,273,471.07-249,915.24

Finding the Fourth Proportional to 849,116.79, 1,273,471.07 and 249,915.24

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Solution

The fourth proportional to 849,116.79, 1,273,471.07 and 249,915.24 is: 374,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,116.79 : 1,273,471.07 = 249,915.24 : x
  2. Step 2: Convert to fraction form
    849,116.79/1,273,471.07 = 249,915.24/x
  3. Step 3: Cross multiply
    849,116.79x = 1,273,471.07 × 249,915.24
  4. Step 4: Simplify right side
    849,116.79x = 318,259,826,842.53
  5. Step 5: Solve for x
    x = 318,259,826,842.53/849,116.79
  6. Step 6: Final answer
    x = 374,812.78

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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.