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Finding the Fourth Proportional to 374,684.04, 562,422.15 and 366,222.78

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Solution

The fourth proportional to 374,684.04, 562,422.15 and 366,222.78 is: 549,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,684.04 : 562,422.15 = 366,222.78 : x
  2. Step 2: Convert to fraction form
    374,684.04/562,422.15 = 366,222.78/x
  3. Step 3: Cross multiply
    374,684.04x = 562,422.15 × 366,222.78
  4. Step 4: Simplify right side
    374,684.04x = 205,971,803,306.58
  5. Step 5: Solve for x
    x = 205,971,803,306.58/374,684.04
  6. Step 6: Final answer
    x = 549,721.32

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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.