Home / 760,628.24-1,140,874.32-228,268.16

Finding the Fourth Proportional to 760,628.24, 1,140,874.32 and 228,268.16

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Solution

The fourth proportional to 760,628.24, 1,140,874.32 and 228,268.16 is: 342,381.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,628.24 : 1,140,874.32 = 228,268.16 : x
  2. Step 2: Convert to fraction form
    760,628.24/1,140,874.32 = 228,268.16/x
  3. Step 3: Cross multiply
    760,628.24x = 1,140,874.32 × 228,268.16
  4. Step 4: Simplify right side
    760,628.24x = 260,425,281,817.65
  5. Step 5: Solve for x
    x = 260,425,281,817.65/760,628.24
  6. Step 6: Final answer
    x = 342,381.82

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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.