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Finding the Fourth Proportional to 555,961.40, 834,864.44 and 346,927.94

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Solution

The fourth proportional to 555,961.40, 834,864.44 and 346,927.94 is: 520,967.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,961.40 : 834,864.44 = 346,927.94 : x
  2. Step 2: Convert to fraction form
    555,961.40/834,864.44 = 346,927.94/x
  3. Step 3: Cross multiply
    555,961.40x = 834,864.44 × 346,927.94
  4. Step 4: Simplify right side
    555,961.40x = 289,637,800,348.45
  5. Step 5: Solve for x
    x = 289,637,800,348.45/555,961.40
  6. Step 6: Final answer
    x = 520,967.46

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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.