Home / 832,416.92-1,148,738.38-450,443.70

Finding the Fourth Proportional to 832,416.92, 1,148,738.38 and 450,443.70

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Solution

The fourth proportional to 832,416.92, 1,148,738.38 and 450,443.70 is: 621,613.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,416.92 : 1,148,738.38 = 450,443.70 : x
  2. Step 2: Convert to fraction form
    832,416.92/1,148,738.38 = 450,443.70/x
  3. Step 3: Cross multiply
    832,416.92x = 1,148,738.38 × 450,443.70
  4. Step 4: Simplify right side
    832,416.92x = 517,441,966,219.21
  5. Step 5: Solve for x
    x = 517,441,966,219.21/832,416.92
  6. Step 6: Final answer
    x = 621,613.95

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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.