Home / 268,305.55-402,458.33-248,030.35

Finding the Fourth Proportional to 268,305.55, 402,458.33 and 248,030.35

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Solution

The fourth proportional to 268,305.55, 402,458.33 and 248,030.35 is: 372,045.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,305.55 : 402,458.33 = 248,030.35 : x
  2. Step 2: Convert to fraction form
    268,305.55/402,458.33 = 248,030.35/x
  3. Step 3: Cross multiply
    268,305.55x = 402,458.33 × 248,030.35
  4. Step 4: Simplify right side
    268,305.55x = 99,821,879,210.16
  5. Step 5: Solve for x
    x = 99,821,879,210.16/268,305.55
  6. Step 6: Final answer
    x = 372,045.53

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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.