Home / 310,824.40-465,368.48-168,159.52

Finding the Fourth Proportional to 310,824.40, 465,368.48 and 168,159.52

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Solution

The fourth proportional to 310,824.40, 465,368.48 and 168,159.52 is: 251,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,824.40 : 465,368.48 = 168,159.52 : x
  2. Step 2: Convert to fraction form
    310,824.40/465,368.48 = 168,159.52/x
  3. Step 3: Cross multiply
    310,824.40x = 465,368.48 × 168,159.52
  4. Step 4: Simplify right side
    310,824.40x = 78,256,140,219.93
  5. Step 5: Solve for x
    x = 78,256,140,219.93/310,824.40
  6. Step 6: Final answer
    x = 251,769.62

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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.