Home / 403,847.33-557,313.10-222,565.89

Finding the Fourth Proportional to 403,847.33, 557,313.10 and 222,565.89

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Solution

The fourth proportional to 403,847.33, 557,313.10 and 222,565.89 is: 307,143.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,847.33 : 557,313.10 = 222,565.89 : x
  2. Step 2: Convert to fraction form
    403,847.33/557,313.10 = 222,565.89/x
  3. Step 3: Cross multiply
    403,847.33x = 557,313.10 × 222,565.89
  4. Step 4: Simplify right side
    403,847.33x = 124,038,886,110.16
  5. Step 5: Solve for x
    x = 124,038,886,110.16/403,847.33
  6. Step 6: Final answer
    x = 307,143.01

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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.