Home / 549,144.14-757,428.18-503,968.04

Finding the Fourth Proportional to 549,144.14, 757,428.18 and 503,968.04

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Solution

The fourth proportional to 549,144.14, 757,428.18 and 503,968.04 is: 695,117.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,144.14 : 757,428.18 = 503,968.04 : x
  2. Step 2: Convert to fraction form
    549,144.14/757,428.18 = 503,968.04/x
  3. Step 3: Cross multiply
    549,144.14x = 757,428.18 × 503,968.04
  4. Step 4: Simplify right side
    549,144.14x = 381,719,595,315.37
  5. Step 5: Solve for x
    x = 381,719,595,315.37/549,144.14
  6. Step 6: Final answer
    x = 695,117.31

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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.