Home / 293,929.96-406,032.82-283,006.12

Finding the Fourth Proportional to 293,929.96, 406,032.82 and 283,006.12

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Solution

The fourth proportional to 293,929.96, 406,032.82 and 283,006.12 is: 390,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,929.96 : 406,032.82 = 283,006.12 : x
  2. Step 2: Convert to fraction form
    293,929.96/406,032.82 = 283,006.12/x
  3. Step 3: Cross multiply
    293,929.96x = 406,032.82 × 283,006.12
  4. Step 4: Simplify right side
    293,929.96x = 114,909,772,980.86
  5. Step 5: Solve for x
    x = 114,909,772,980.86/293,929.96
  6. Step 6: Final answer
    x = 390,942.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.