Home / 314,928.75-434,618.96-180,801.39

Finding the Fourth Proportional to 314,928.75, 434,618.96 and 180,801.39

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Solution

The fourth proportional to 314,928.75, 434,618.96 and 180,801.39 is: 249,515.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928.75 : 434,618.96 = 180,801.39 : x
  2. Step 2: Convert to fraction form
    314,928.75/434,618.96 = 180,801.39/x
  3. Step 3: Cross multiply
    314,928.75x = 434,618.96 × 180,801.39
  4. Step 4: Simplify right side
    314,928.75x = 78,579,711,184.35
  5. Step 5: Solve for x
    x = 78,579,711,184.35/314,928.75
  6. Step 6: Final answer
    x = 249,515.84

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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.