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Finding the Fourth Proportional to 549,162.92, 757,908.42 and 334,428.68

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Solution

The fourth proportional to 549,162.92, 757,908.42 and 334,428.68 is: 461,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,162.92 : 757,908.42 = 334,428.68 : x
  2. Step 2: Convert to fraction form
    549,162.92/757,908.42 = 334,428.68/x
  3. Step 3: Cross multiply
    549,162.92x = 757,908.42 × 334,428.68
  4. Step 4: Simplify right side
    549,162.92x = 253,466,312,461.49
  5. Step 5: Solve for x
    x = 253,466,312,461.49/549,162.92
  6. Step 6: Final answer
    x = 461,550.30

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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.