Home / 646,748.60-892,883.01-429,252.22

Finding the Fourth Proportional to 646,748.60, 892,883.01 and 429,252.22

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Solution

The fourth proportional to 646,748.60, 892,883.01 and 429,252.22 is: 592,613.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,748.60 : 892,883.01 = 429,252.22 : x
  2. Step 2: Convert to fraction form
    646,748.60/892,883.01 = 429,252.22/x
  3. Step 3: Cross multiply
    646,748.60x = 892,883.01 × 429,252.22
  4. Step 4: Simplify right side
    646,748.60x = 383,272,016,968.58
  5. Step 5: Solve for x
    x = 383,272,016,968.58/646,748.60
  6. Step 6: Final answer
    x = 592,613.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.