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Finding the Fourth Proportional to 566,647.52, 845,825.47 and 499,389.08

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Solution

The fourth proportional to 566,647.52, 845,825.47 and 499,389.08 is: 745,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,647.52 : 845,825.47 = 499,389.08 : x
  2. Step 2: Convert to fraction form
    566,647.52/845,825.47 = 499,389.08/x
  3. Step 3: Cross multiply
    566,647.52x = 845,825.47 × 499,389.08
  4. Step 4: Simplify right side
    566,647.52x = 422,395,997,826.27
  5. Step 5: Solve for x
    x = 422,395,997,826.27/566,647.52
  6. Step 6: Final answer
    x = 745,429.90

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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.