Home / 1,178,134.04-1,767,254.52-379,422.20

Finding the Fourth Proportional to 1,178,134.04, 1,767,254.52 and 379,422.20

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Solution

The fourth proportional to 1,178,134.04, 1,767,254.52 and 379,422.20 is: 569,150.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,134.04 : 1,767,254.52 = 379,422.20 : x
  2. Step 2: Convert to fraction form
    1,178,134.04/1,767,254.52 = 379,422.20/x
  3. Step 3: Cross multiply
    1,178,134.04x = 1,767,254.52 × 379,422.20
  4. Step 4: Simplify right side
    1,178,134.04x = 670,535,597,938.34
  5. Step 5: Solve for x
    x = 670,535,597,938.34/1,178,134.04
  6. Step 6: Final answer
    x = 569,150.52

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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.