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Finding the Fourth Proportional to 374,957.40, 562,484.70 and 185,514.60

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Solution

The fourth proportional to 374,957.40, 562,484.70 and 185,514.60 is: 278,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,957.40 : 562,484.70 = 185,514.60 : x
  2. Step 2: Convert to fraction form
    374,957.40/562,484.70 = 185,514.60/x
  3. Step 3: Cross multiply
    374,957.40x = 562,484.70 × 185,514.60
  4. Step 4: Simplify right side
    374,957.40x = 104,349,124,126.62
  5. Step 5: Solve for x
    x = 104,349,124,126.62/374,957.40
  6. Step 6: Final answer
    x = 278,295.95

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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.