Home / 740,808.04-1,110,449.31-291,346.69

Finding the Fourth Proportional to 740,808.04, 1,110,449.31 and 291,346.69

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Solution

The fourth proportional to 740,808.04, 1,110,449.31 and 291,346.69 is: 436,720.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,808.04 : 1,110,449.31 = 291,346.69 : x
  2. Step 2: Convert to fraction form
    740,808.04/1,110,449.31 = 291,346.69/x
  3. Step 3: Cross multiply
    740,808.04x = 1,110,449.31 × 291,346.69
  4. Step 4: Simplify right side
    740,808.04x = 323,525,730,881.28
  5. Step 5: Solve for x
    x = 323,525,730,881.28/740,808.04
  6. Step 6: Final answer
    x = 436,720.06

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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.