Home / 901,485.12-1,352,006.28-302,432.88

Finding the Fourth Proportional to 901,485.12, 1,352,006.28 and 302,432.88

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Solution

The fourth proportional to 901,485.12, 1,352,006.28 and 302,432.88 is: 453,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,485.12 : 1,352,006.28 = 302,432.88 : x
  2. Step 2: Convert to fraction form
    901,485.12/1,352,006.28 = 302,432.88/x
  3. Step 3: Cross multiply
    901,485.12x = 1,352,006.28 × 302,432.88
  4. Step 4: Simplify right side
    901,485.12x = 408,891,153,038.49
  5. Step 5: Solve for x
    x = 408,891,153,038.49/901,485.12
  6. Step 6: Final answer
    x = 453,575.04

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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.