Home / 761,246.19-1,141,154.03-255,452.45

Finding the Fourth Proportional to 761,246.19, 1,141,154.03 and 255,452.45

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Solution

The fourth proportional to 761,246.19, 1,141,154.03 and 255,452.45 is: 382,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,246.19 : 1,141,154.03 = 255,452.45 : x
  2. Step 2: Convert to fraction form
    761,246.19/1,141,154.03 = 255,452.45/x
  3. Step 3: Cross multiply
    761,246.19x = 1,141,154.03 × 255,452.45
  4. Step 4: Simplify right side
    761,246.19x = 291,510,585,807.84
  5. Step 5: Solve for x
    x = 291,510,585,807.84/761,246.19
  6. Step 6: Final answer
    x = 382,938.65

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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.