Home / 1,146,559.52-1,719,878.10-305,112.08

Finding the Fourth Proportional to 1,146,559.52, 1,719,878.10 and 305,112.08

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Solution

The fourth proportional to 1,146,559.52, 1,719,878.10 and 305,112.08 is: 457,678.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,559.52 : 1,719,878.10 = 305,112.08 : x
  2. Step 2: Convert to fraction form
    1,146,559.52/1,719,878.10 = 305,112.08/x
  3. Step 3: Cross multiply
    1,146,559.52x = 1,719,878.10 × 305,112.08
  4. Step 4: Simplify right side
    1,146,559.52x = 524,755,584,437.45
  5. Step 5: Solve for x
    x = 524,755,584,437.45/1,146,559.52
  6. Step 6: Final answer
    x = 457,678.45

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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.