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Finding the Fourth Proportional to 404,722.90, 558,590.72 and 241,389.89

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Solution

The fourth proportional to 404,722.90, 558,590.72 and 241,389.89 is: 333,161.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,722.90 : 558,590.72 = 241,389.89 : x
  2. Step 2: Convert to fraction form
    404,722.90/558,590.72 = 241,389.89/x
  3. Step 3: Cross multiply
    404,722.90x = 558,590.72 × 241,389.89
  4. Step 4: Simplify right side
    404,722.90x = 134,838,151,248.87
  5. Step 5: Solve for x
    x = 134,838,151,248.87/404,722.90
  6. Step 6: Final answer
    x = 333,161.66

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1.5x scale

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.