Home / 1,000,446.72-1,500,827.04-326,372.46

Finding the Fourth Proportional to 1,000,446.72, 1,500,827.04 and 326,372.46

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Solution

The fourth proportional to 1,000,446.72, 1,500,827.04 and 326,372.46 is: 489,609.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,446.72 : 1,500,827.04 = 326,372.46 : x
  2. Step 2: Convert to fraction form
    1,000,446.72/1,500,827.04 = 326,372.46/x
  3. Step 3: Cross multiply
    1,000,446.72x = 1,500,827.04 × 326,372.46
  4. Step 4: Simplify right side
    1,000,446.72x = 489,828,613,079.32
  5. Step 5: Solve for x
    x = 489,828,613,079.32/1,000,446.72
  6. Step 6: Final answer
    x = 489,609.89

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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.