Home / 910,968.60-1,367,279.10-462,001.80

Finding the Fourth Proportional to 910,968.60, 1,367,279.10 and 462,001.80

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Solution

The fourth proportional to 910,968.60, 1,367,279.10 and 462,001.80 is: 693,421.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,968.60 : 1,367,279.10 = 462,001.80 : x
  2. Step 2: Convert to fraction form
    910,968.60/1,367,279.10 = 462,001.80/x
  3. Step 3: Cross multiply
    910,968.60x = 1,367,279.10 × 462,001.80
  4. Step 4: Simplify right side
    910,968.60x = 631,685,405,302.38
  5. Step 5: Solve for x
    x = 631,685,405,302.38/910,968.60
  6. Step 6: Final answer
    x = 693,421.71

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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.