Home / 754,298.30-1,131,668.58-304,787.18

Finding the Fourth Proportional to 754,298.30, 1,131,668.58 and 304,787.18

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Solution

The fourth proportional to 754,298.30, 1,131,668.58 and 304,787.18 is: 457,270.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,298.30 : 1,131,668.58 = 304,787.18 : x
  2. Step 2: Convert to fraction form
    754,298.30/1,131,668.58 = 304,787.18/x
  3. Step 3: Cross multiply
    754,298.30x = 1,131,668.58 × 304,787.18
  4. Step 4: Simplify right side
    754,298.30x = 344,918,075,192.80
  5. Step 5: Solve for x
    x = 344,918,075,192.80/754,298.30
  6. Step 6: Final answer
    x = 457,270.12

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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.