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Finding the Fourth Proportional to 549,482.10, 824,223.15 and 502,242.90

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Solution

The fourth proportional to 549,482.10, 824,223.15 and 502,242.90 is: 753,364.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,482.10 : 824,223.15 = 502,242.90 : x
  2. Step 2: Convert to fraction form
    549,482.10/824,223.15 = 502,242.90/x
  3. Step 3: Cross multiply
    549,482.10x = 824,223.15 × 502,242.90
  4. Step 4: Simplify right side
    549,482.10x = 413,960,225,103.14
  5. Step 5: Solve for x
    x = 413,960,225,103.14/549,482.10
  6. Step 6: Final answer
    x = 753,364.35

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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.