Home / 1,154,291.30-1,731,354.83-355,489.55

Finding the Fourth Proportional to 1,154,291.30, 1,731,354.83 and 355,489.55

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Solution

The fourth proportional to 1,154,291.30, 1,731,354.83 and 355,489.55 is: 533,209.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,291.30 : 1,731,354.83 = 355,489.55 : x
  2. Step 2: Convert to fraction form
    1,154,291.30/1,731,354.83 = 355,489.55/x
  3. Step 3: Cross multiply
    1,154,291.30x = 1,731,354.83 × 355,489.55
  4. Step 4: Simplify right side
    1,154,291.30x = 615,478,549,407.03
  5. Step 5: Solve for x
    x = 615,478,549,407.03/1,154,291.30
  6. Step 6: Final answer
    x = 533,209.03

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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.