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Finding the Fourth Proportional to 370,460.25, 511,047.23 and 234,264.69

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Solution

The fourth proportional to 370,460.25, 511,047.23 and 234,264.69 is: 323,166.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,460.25 : 511,047.23 = 234,264.69 : x
  2. Step 2: Convert to fraction form
    370,460.25/511,047.23 = 234,264.69/x
  3. Step 3: Cross multiply
    370,460.25x = 511,047.23 × 234,264.69
  4. Step 4: Simplify right side
    370,460.25x = 119,720,320,911.31
  5. Step 5: Solve for x
    x = 119,720,320,911.31/370,460.25
  6. Step 6: Final answer
    x = 323,166.44

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1.5x scale

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.