Home / 976,701.60-1,463,302.80-602,287.20

Finding the Fourth Proportional to 976,701.60, 1,463,302.80 and 602,287.20

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Solution

The fourth proportional to 976,701.60, 1,463,302.80 and 602,287.20 is: 902,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,701.60 : 1,463,302.80 = 602,287.20 : x
  2. Step 2: Convert to fraction form
    976,701.60/1,463,302.80 = 602,287.20/x
  3. Step 3: Cross multiply
    976,701.60x = 1,463,302.80 × 602,287.20
  4. Step 4: Simplify right side
    976,701.60x = 881,328,546,164.16
  5. Step 5: Solve for x
    x = 881,328,546,164.16/976,701.60
  6. Step 6: Final answer
    x = 902,351.90

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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.