Home / 845,972.40-1,167,484.68-464,034.72

Finding the Fourth Proportional to 845,972.40, 1,167,484.68 and 464,034.72

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Solution

The fourth proportional to 845,972.40, 1,167,484.68 and 464,034.72 is: 640,391.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,972.40 : 1,167,484.68 = 464,034.72 : x
  2. Step 2: Convert to fraction form
    845,972.40/1,167,484.68 = 464,034.72/x
  3. Step 3: Cross multiply
    845,972.40x = 1,167,484.68 × 464,034.72
  4. Step 4: Simplify right side
    845,972.40x = 541,753,426,588.09
  5. Step 5: Solve for x
    x = 541,753,426,588.09/845,972.40
  6. Step 6: Final answer
    x = 640,391.37

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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.