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Finding the Fourth Proportional to 585,846.96, 808,418.52 and 340,877.04

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Solution

The fourth proportional to 585,846.96, 808,418.52 and 340,877.04 is: 470,381.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,846.96 : 808,418.52 = 340,877.04 : x
  2. Step 2: Convert to fraction form
    585,846.96/808,418.52 = 340,877.04/x
  3. Step 3: Cross multiply
    585,846.96x = 808,418.52 × 340,877.04
  4. Step 4: Simplify right side
    585,846.96x = 275,571,312,178.78
  5. Step 5: Solve for x
    x = 275,571,312,178.78/585,846.96
  6. Step 6: Final answer
    x = 470,381.06

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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.