Home / 760,754.49-1,141,242.98-228,317.60

Finding the Fourth Proportional to 760,754.49, 1,141,242.98 and 228,317.60

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Solution

The fourth proportional to 760,754.49, 1,141,242.98 and 228,317.60 is: 342,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,754.49 : 1,141,242.98 = 228,317.60 : x
  2. Step 2: Convert to fraction form
    760,754.49/1,141,242.98 = 228,317.60/x
  3. Step 3: Cross multiply
    760,754.49x = 1,141,242.98 × 228,317.60
  4. Step 4: Simplify right side
    760,754.49x = 260,565,851,362.65
  5. Step 5: Solve for x
    x = 260,565,851,362.65/760,754.49
  6. Step 6: Final answer
    x = 342,509.78

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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.