Home / 464,583.40-695,112.78-275,145.16

Finding the Fourth Proportional to 464,583.40, 695,112.78 and 275,145.16

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Solution

The fourth proportional to 464,583.40, 695,112.78 and 275,145.16 is: 411,674.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,583.40 : 695,112.78 = 275,145.16 : x
  2. Step 2: Convert to fraction form
    464,583.40/695,112.78 = 275,145.16/x
  3. Step 3: Cross multiply
    464,583.40x = 695,112.78 × 275,145.16
  4. Step 4: Simplify right side
    464,583.40x = 191,256,917,071.15
  5. Step 5: Solve for x
    x = 191,256,917,071.15/464,583.40
  6. Step 6: Final answer
    x = 411,674.02

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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.