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Finding the Fourth Proportional to 461,995.90, 637,547.61 and 258,049.70

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Solution

The fourth proportional to 461,995.90, 637,547.61 and 258,049.70 is: 356,104.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,995.90 : 637,547.61 = 258,049.70 : x
  2. Step 2: Convert to fraction form
    461,995.90/637,547.61 = 258,049.70/x
  3. Step 3: Cross multiply
    461,995.90x = 637,547.61 × 258,049.70
  4. Step 4: Simplify right side
    461,995.90x = 164,518,968,215.44
  5. Step 5: Solve for x
    x = 164,518,968,215.44/461,995.90
  6. Step 6: Final answer
    x = 356,104.82

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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.