Home / 314,746.04-434,348.85-171,505.75

Finding the Fourth Proportional to 314,746.04, 434,348.85 and 171,505.75

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Solution

The fourth proportional to 314,746.04, 434,348.85 and 171,505.75 is: 236,677.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,746.04 : 434,348.85 = 171,505.75 : x
  2. Step 2: Convert to fraction form
    314,746.04/434,348.85 = 171,505.75/x
  3. Step 3: Cross multiply
    314,746.04x = 434,348.85 × 171,505.75
  4. Step 4: Simplify right side
    314,746.04x = 74,493,325,280.89
  5. Step 5: Solve for x
    x = 74,493,325,280.89/314,746.04
  6. Step 6: Final answer
    x = 236,677.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.