Home / 249,956.10-345,602.97-218,463.30

Finding the Fourth Proportional to 249,956.10, 345,602.97 and 218,463.30

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Solution

The fourth proportional to 249,956.10, 345,602.97 and 218,463.30 is: 302,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,956.10 : 345,602.97 = 218,463.30 : x
  2. Step 2: Convert to fraction form
    249,956.10/345,602.97 = 218,463.30/x
  3. Step 3: Cross multiply
    249,956.10x = 345,602.97 × 218,463.30
  4. Step 4: Simplify right side
    249,956.10x = 75,501,565,316.00
  5. Step 5: Solve for x
    x = 75,501,565,316.00/249,956.10
  6. Step 6: Final answer
    x = 302,059.30

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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.