Home / 1,433,485.28-2,149,715.52-473,763.20

Finding the Fourth Proportional to 1,433,485.28, 2,149,715.52 and 473,763.20

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Solution

The fourth proportional to 1,433,485.28, 2,149,715.52 and 473,763.20 is: 710,475.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,485.28 : 2,149,715.52 = 473,763.20 : x
  2. Step 2: Convert to fraction form
    1,433,485.28/2,149,715.52 = 473,763.20/x
  3. Step 3: Cross multiply
    1,433,485.28x = 2,149,715.52 × 473,763.20
  4. Step 4: Simplify right side
    1,433,485.28x = 1,018,456,103,844.86
  5. Step 5: Solve for x
    x = 1,018,456,103,844.86/1,433,485.28
  6. Step 6: Final answer
    x = 710,475.45

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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.