Home / 1,578,143.28-2,367,232.20-456,222

Finding the Fourth Proportional to 1,578,143.28, 2,367,232.20 and 456,222

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Solution

The fourth proportional to 1,578,143.28, 2,367,232.20 and 456,222 is: 684,338.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,143.28 : 2,367,232.20 = 456,222 : x
  2. Step 2: Convert to fraction form
    1,578,143.28/2,367,232.20 = 456,222/x
  3. Step 3: Cross multiply
    1,578,143.28x = 2,367,232.20 × 456,222
  4. Step 4: Simplify right side
    1,578,143.28x = 1,079,983,408,748.40
  5. Step 5: Solve for x
    x = 1,079,983,408,748.40/1,578,143.28
  6. Step 6: Final answer
    x = 684,338.00

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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.