Home / 787,438.64-1,181,346.06-254,960.24

Finding the Fourth Proportional to 787,438.64, 1,181,346.06 and 254,960.24

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Solution

The fourth proportional to 787,438.64, 1,181,346.06 and 254,960.24 is: 382,501.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,438.64 : 1,181,346.06 = 254,960.24 : x
  2. Step 2: Convert to fraction form
    787,438.64/1,181,346.06 = 254,960.24/x
  3. Step 3: Cross multiply
    787,438.64x = 1,181,346.06 × 254,960.24
  4. Step 4: Simplify right side
    787,438.64x = 301,196,274,980.65
  5. Step 5: Solve for x
    x = 301,196,274,980.65/787,438.64
  6. Step 6: Final answer
    x = 382,501.26

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1.5x scale

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.