Home / 832,279.89-1,148,546.21-450,306.67

Finding the Fourth Proportional to 832,279.89, 1,148,546.21 and 450,306.67

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Solution

The fourth proportional to 832,279.89, 1,148,546.21 and 450,306.67 is: 621,423.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,279.89 : 1,148,546.21 = 450,306.67 : x
  2. Step 2: Convert to fraction form
    832,279.89/1,148,546.21 = 450,306.67/x
  3. Step 3: Cross multiply
    832,279.89x = 1,148,546.21 × 450,306.67
  4. Step 4: Simplify right side
    832,279.89x = 517,198,019,166.22
  5. Step 5: Solve for x
    x = 517,198,019,166.22/832,279.89
  6. Step 6: Final answer
    x = 621,423.18

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Double scale
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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.