Home / 1,145,415.83-1,718,122.26-292,487.06

Finding the Fourth Proportional to 1,145,415.83, 1,718,122.26 and 292,487.06

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Solution

The fourth proportional to 1,145,415.83, 1,718,122.26 and 292,487.06 is: 438,730.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,415.83 : 1,718,122.26 = 292,487.06 : x
  2. Step 2: Convert to fraction form
    1,145,415.83/1,718,122.26 = 292,487.06/x
  3. Step 3: Cross multiply
    1,145,415.83x = 1,718,122.26 × 292,487.06
  4. Step 4: Simplify right side
    1,145,415.83x = 502,528,528,304.64
  5. Step 5: Solve for x
    x = 502,528,528,304.64/1,145,415.83
  6. Step 6: Final answer
    x = 438,730.21

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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.