Home / 549,138.14-757,419.90-503,962.04

Finding the Fourth Proportional to 549,138.14, 757,419.90 and 503,962.04

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Solution

The fourth proportional to 549,138.14, 757,419.90 and 503,962.04 is: 695,109.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,138.14 : 757,419.90 = 503,962.04 : x
  2. Step 2: Convert to fraction form
    549,138.14/757,419.90 = 503,962.04/x
  3. Step 3: Cross multiply
    549,138.14x = 757,419.90 × 503,962.04
  4. Step 4: Simplify right side
    549,138.14x = 381,710,877,940.60
  5. Step 5: Solve for x
    x = 381,710,877,940.60/549,138.14
  6. Step 6: Final answer
    x = 695,109.03

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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.