Home / 849,474.54-1,273,325.84-344,384.10

Finding the Fourth Proportional to 849,474.54, 1,273,325.84 and 344,384.10

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Solution

The fourth proportional to 849,474.54, 1,273,325.84 and 344,384.10 is: 516,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,474.54 : 1,273,325.84 = 344,384.10 : x
  2. Step 2: Convert to fraction form
    849,474.54/1,273,325.84 = 344,384.10/x
  3. Step 3: Cross multiply
    849,474.54x = 1,273,325.84 × 344,384.10
  4. Step 4: Simplify right side
    849,474.54x = 438,513,173,415.14
  5. Step 5: Solve for x
    x = 438,513,173,415.14/849,474.54
  6. Step 6: Final answer
    x = 516,216.97

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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.