Home / 832,923.20-1,248,463.20-459,214.40

Finding the Fourth Proportional to 832,923.20, 1,248,463.20 and 459,214.40

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Solution

The fourth proportional to 832,923.20, 1,248,463.20 and 459,214.40 is: 688,313.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,923.20 : 1,248,463.20 = 459,214.40 : x
  2. Step 2: Convert to fraction form
    832,923.20/1,248,463.20 = 459,214.40/x
  3. Step 3: Cross multiply
    832,923.20x = 1,248,463.20 × 459,214.40
  4. Step 4: Simplify right side
    832,923.20x = 573,312,279,310.08
  5. Step 5: Solve for x
    x = 573,312,279,310.08/832,923.20
  6. Step 6: Final answer
    x = 688,313.50

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1.5x scale

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.