Home / 340,199.13-510,613.93-171,837.47

Finding the Fourth Proportional to 340,199.13, 510,613.93 and 171,837.47

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Solution

The fourth proportional to 340,199.13, 510,613.93 and 171,837.47 is: 257,915.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,199.13 : 510,613.93 = 171,837.47 : x
  2. Step 2: Convert to fraction form
    340,199.13/510,613.93 = 171,837.47/x
  3. Step 3: Cross multiply
    340,199.13x = 510,613.93 × 171,837.47
  4. Step 4: Simplify right side
    340,199.13x = 87,742,603,754.48
  5. Step 5: Solve for x
    x = 87,742,603,754.48/340,199.13
  6. Step 6: Final answer
    x = 257,915.43

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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.