Home / 753,162.26-1,038,907.49-447,036.93

Finding the Fourth Proportional to 753,162.26, 1,038,907.49 and 447,036.93

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Solution

The fourth proportional to 753,162.26, 1,038,907.49 and 447,036.93 is: 616,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,162.26 : 1,038,907.49 = 447,036.93 : x
  2. Step 2: Convert to fraction form
    753,162.26/1,038,907.49 = 447,036.93/x
  3. Step 3: Cross multiply
    753,162.26x = 1,038,907.49 × 447,036.93
  4. Step 4: Simplify right side
    753,162.26x = 464,430,012,648.42
  5. Step 5: Solve for x
    x = 464,430,012,648.42/753,162.26
  6. Step 6: Final answer
    x = 616,640.05

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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.