Home / 549,093.20-757,748.93-307,376.24

Finding the Fourth Proportional to 549,093.20, 757,748.93 and 307,376.24

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Solution

The fourth proportional to 549,093.20, 757,748.93 and 307,376.24 is: 424,179.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,093.20 : 757,748.93 = 307,376.24 : x
  2. Step 2: Convert to fraction form
    549,093.20/757,748.93 = 307,376.24/x
  3. Step 3: Cross multiply
    549,093.20x = 757,748.93 × 307,376.24
  4. Step 4: Simplify right side
    549,093.20x = 232,914,011,641.80
  5. Step 5: Solve for x
    x = 232,914,011,641.80/549,093.20
  6. Step 6: Final answer
    x = 424,179.38

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1.5x scale

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.