Home / 348,031.45-524,234.36-316,643.14

Finding the Fourth Proportional to 348,031.45, 524,234.36 and 316,643.14

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Solution

The fourth proportional to 348,031.45, 524,234.36 and 316,643.14 is: 476,954.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,031.45 : 524,234.36 = 316,643.14 : x
  2. Step 2: Convert to fraction form
    348,031.45/524,234.36 = 316,643.14/x
  3. Step 3: Cross multiply
    348,031.45x = 524,234.36 × 316,643.14
  4. Step 4: Simplify right side
    348,031.45x = 165,995,213,846.29
  5. Step 5: Solve for x
    x = 165,995,213,846.29/348,031.45
  6. Step 6: Final answer
    x = 476,954.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.