Home / 849,471.54-1,273,321.35-344,381.10

Finding the Fourth Proportional to 849,471.54, 1,273,321.35 and 344,381.10

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Solution

The fourth proportional to 849,471.54, 1,273,321.35 and 344,381.10 is: 516,212.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,471.54 : 1,273,321.35 = 344,381.10 : x
  2. Step 2: Convert to fraction form
    849,471.54/1,273,321.35 = 344,381.10/x
  3. Step 3: Cross multiply
    849,471.54x = 1,273,321.35 × 344,381.10
  4. Step 4: Simplify right side
    849,471.54x = 438,507,807,166.49
  5. Step 5: Solve for x
    x = 438,507,807,166.49/849,471.54
  6. Step 6: Final answer
    x = 516,212.48

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Double scale
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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.