Home / 304,330.10-456,495.15-209,851.70

Finding the Fourth Proportional to 304,330.10, 456,495.15 and 209,851.70

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Solution

The fourth proportional to 304,330.10, 456,495.15 and 209,851.70 is: 314,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,330.10 : 456,495.15 = 209,851.70 : x
  2. Step 2: Convert to fraction form
    304,330.10/456,495.15 = 209,851.70/x
  3. Step 3: Cross multiply
    304,330.10x = 456,495.15 × 209,851.70
  4. Step 4: Simplify right side
    304,330.10x = 95,796,283,269.26
  5. Step 5: Solve for x
    x = 95,796,283,269.26/304,330.10
  6. Step 6: Final answer
    x = 314,777.55

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1.5x scale

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.