Home / 1,146,462.25-1,720,466.84-472,528.63

Finding the Fourth Proportional to 1,146,462.25, 1,720,466.84 and 472,528.63

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Solution

The fourth proportional to 1,146,462.25, 1,720,466.84 and 472,528.63 is: 709,111.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,462.25 : 1,720,466.84 = 472,528.63 : x
  2. Step 2: Convert to fraction form
    1,146,462.25/1,720,466.84 = 472,528.63/x
  3. Step 3: Cross multiply
    1,146,462.25x = 1,720,466.84 × 472,528.63
  4. Step 4: Simplify right side
    1,146,462.25x = 812,969,838,865.63
  5. Step 5: Solve for x
    x = 812,969,838,865.63/1,146,462.25
  6. Step 6: Final answer
    x = 709,111.74

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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.