Home / 754,580.79-1,131,631.02-249,047.64

Finding the Fourth Proportional to 754,580.79, 1,131,631.02 and 249,047.64

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Solution

The fourth proportional to 754,580.79, 1,131,631.02 and 249,047.64 is: 373,492.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,580.79 : 1,131,631.02 = 249,047.64 : x
  2. Step 2: Convert to fraction form
    754,580.79/1,131,631.02 = 249,047.64/x
  3. Step 3: Cross multiply
    754,580.79x = 1,131,631.02 × 249,047.64
  4. Step 4: Simplify right side
    754,580.79x = 281,830,034,881.79
  5. Step 5: Solve for x
    x = 281,830,034,881.79/754,580.79
  6. Step 6: Final answer
    x = 373,492.19

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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.