Home / 1,278,754-1,918,114.32-367,960.24

Finding the Fourth Proportional to 1,278,754, 1,918,114.32 and 367,960.24

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Solution

The fourth proportional to 1,278,754, 1,918,114.32 and 367,960.24 is: 551,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,754 : 1,918,114.32 = 367,960.24 : x
  2. Step 2: Convert to fraction form
    1,278,754/1,918,114.32 = 367,960.24/x
  3. Step 3: Cross multiply
    1,278,754x = 1,918,114.32 × 367,960.24
  4. Step 4: Simplify right side
    1,278,754x = 705,789,805,534.64
  5. Step 5: Solve for x
    x = 705,789,805,534.64/1,278,754
  6. Step 6: Final answer
    x = 551,935.56

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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.