Home / 748,230.03-1,032,582.96-408,720.15

Finding the Fourth Proportional to 748,230.03, 1,032,582.96 and 408,720.15

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Solution

The fourth proportional to 748,230.03, 1,032,582.96 and 408,720.15 is: 564,047.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,230.03 : 1,032,582.96 = 408,720.15 : x
  2. Step 2: Convert to fraction form
    748,230.03/1,032,582.96 = 408,720.15/x
  3. Step 3: Cross multiply
    748,230.03x = 1,032,582.96 × 408,720.15
  4. Step 4: Simplify right side
    748,230.03x = 422,037,463,078.47
  5. Step 5: Solve for x
    x = 422,037,463,078.47/748,230.03
  6. Step 6: Final answer
    x = 564,047.75

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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.