Home / 1,097,166.30-1,645,749.45-349,287.90

Finding the Fourth Proportional to 1,097,166.30, 1,645,749.45 and 349,287.90

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Solution

The fourth proportional to 1,097,166.30, 1,645,749.45 and 349,287.90 is: 523,931.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,166.30 : 1,645,749.45 = 349,287.90 : x
  2. Step 2: Convert to fraction form
    1,097,166.30/1,645,749.45 = 349,287.90/x
  3. Step 3: Cross multiply
    1,097,166.30x = 1,645,749.45 × 349,287.90
  4. Step 4: Simplify right side
    1,097,166.30x = 574,840,369,316.66
  5. Step 5: Solve for x
    x = 574,840,369,316.66/1,097,166.30
  6. Step 6: Final answer
    x = 523,931.85

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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.