Home / 882,312.75-1,217,592.68-479,904.75

Finding the Fourth Proportional to 882,312.75, 1,217,592.68 and 479,904.75

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Solution

The fourth proportional to 882,312.75, 1,217,592.68 and 479,904.75 is: 662,269.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,312.75 : 1,217,592.68 = 479,904.75 : x
  2. Step 2: Convert to fraction form
    882,312.75/1,217,592.68 = 479,904.75/x
  3. Step 3: Cross multiply
    882,312.75x = 1,217,592.68 × 479,904.75
  4. Step 4: Simplify right side
    882,312.75x = 584,328,508,297.71
  5. Step 5: Solve for x
    x = 584,328,508,297.71/882,312.75
  6. Step 6: Final answer
    x = 662,269.14

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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.