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Finding the Fourth Proportional to 566,648.28, 845,826.60 and 499,389.84

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Solution

The fourth proportional to 566,648.28, 845,826.60 and 499,389.84 is: 745,431.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,648.28 : 845,826.60 = 499,389.84 : x
  2. Step 2: Convert to fraction form
    566,648.28/845,826.60 = 499,389.84/x
  3. Step 3: Cross multiply
    566,648.28x = 845,826.60 × 499,389.84
  4. Step 4: Simplify right side
    566,648.28x = 422,397,210,441.74
  5. Step 5: Solve for x
    x = 422,397,210,441.74/566,648.28
  6. Step 6: Final answer
    x = 745,431.03

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.