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Finding the Fourth Proportional to 346,467.42, 516,498.50 and 341,007.68

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Solution

The fourth proportional to 346,467.42, 516,498.50 and 341,007.68 is: 508,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,467.42 : 516,498.50 = 341,007.68 : x
  2. Step 2: Convert to fraction form
    346,467.42/516,498.50 = 341,007.68/x
  3. Step 3: Cross multiply
    346,467.42x = 516,498.50 × 341,007.68
  4. Step 4: Simplify right side
    346,467.42x = 176,129,955,208.48
  5. Step 5: Solve for x
    x = 176,129,955,208.48/346,467.42
  6. Step 6: Final answer
    x = 508,359.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.