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Finding the Fourth Proportional to 366,596.20, 549,894.30 and 307,547.20

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Solution

The fourth proportional to 366,596.20, 549,894.30 and 307,547.20 is: 461,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,596.20 : 549,894.30 = 307,547.20 : x
  2. Step 2: Convert to fraction form
    366,596.20/549,894.30 = 307,547.20/x
  3. Step 3: Cross multiply
    366,596.20x = 549,894.30 × 307,547.20
  4. Step 4: Simplify right side
    366,596.20x = 169,118,452,260.96
  5. Step 5: Solve for x
    x = 169,118,452,260.96/366,596.20
  6. Step 6: Final answer
    x = 461,320.80

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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.