Home / 353,939.04-530,614.69-140,575.32

Finding the Fourth Proportional to 353,939.04, 530,614.69 and 140,575.32

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Solution

The fourth proportional to 353,939.04, 530,614.69 and 140,575.32 is: 210,746.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,939.04 : 530,614.69 = 140,575.32 : x
  2. Step 2: Convert to fraction form
    353,939.04/530,614.69 = 140,575.32/x
  3. Step 3: Cross multiply
    353,939.04x = 530,614.69 × 140,575.32
  4. Step 4: Simplify right side
    353,939.04x = 74,591,329,492.01
  5. Step 5: Solve for x
    x = 74,591,329,492.01/353,939.04
  6. Step 6: Final answer
    x = 210,746.26

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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.