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Finding the Fourth Proportional to 549,411.70, 824,085.62 and 165,152.26

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Solution

The fourth proportional to 549,411.70, 824,085.62 and 165,152.26 is: 247,718.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,411.70 : 824,085.62 = 165,152.26 : x
  2. Step 2: Convert to fraction form
    549,411.70/824,085.62 = 165,152.26/x
  3. Step 3: Cross multiply
    549,411.70x = 824,085.62 × 165,152.26
  4. Step 4: Simplify right side
    549,411.70x = 136,099,602,576.50
  5. Step 5: Solve for x
    x = 136,099,602,576.50/549,411.70
  6. Step 6: Final answer
    x = 247,718.79

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1.5x scale

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.