Home / 869,341.44-1,304,001.60-238,254.72

Finding the Fourth Proportional to 869,341.44, 1,304,001.60 and 238,254.72

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Solution

The fourth proportional to 869,341.44, 1,304,001.60 and 238,254.72 is: 357,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,341.44 : 1,304,001.60 = 238,254.72 : x
  2. Step 2: Convert to fraction form
    869,341.44/1,304,001.60 = 238,254.72/x
  3. Step 3: Cross multiply
    869,341.44x = 1,304,001.60 × 238,254.72
  4. Step 4: Simplify right side
    869,341.44x = 310,684,536,087.55
  5. Step 5: Solve for x
    x = 310,684,536,087.55/869,341.44
  6. Step 6: Final answer
    x = 357,379.19

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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.