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Finding the Fourth Proportional to 374,953.48, 562,514.60 and 118,801.45

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Solution

The fourth proportional to 374,953.48, 562,514.60 and 118,801.45 is: 178,228.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,953.48 : 562,514.60 = 118,801.45 : x
  2. Step 2: Convert to fraction form
    374,953.48/562,514.60 = 118,801.45/x
  3. Step 3: Cross multiply
    374,953.48x = 562,514.60 × 118,801.45
  4. Step 4: Simplify right side
    374,953.48x = 66,827,549,532.16
  5. Step 5: Solve for x
    x = 66,827,549,532.16/374,953.48
  6. Step 6: Final answer
    x = 178,228.91

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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.