Home / 429,663.02-592,918.38-238,688.51

Finding the Fourth Proportional to 429,663.02, 592,918.38 and 238,688.51

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Solution

The fourth proportional to 429,663.02, 592,918.38 and 238,688.51 is: 329,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,663.02 : 592,918.38 = 238,688.51 : x
  2. Step 2: Convert to fraction form
    429,663.02/592,918.38 = 238,688.51/x
  3. Step 3: Cross multiply
    429,663.02x = 592,918.38 × 238,688.51
  4. Step 4: Simplify right side
    429,663.02x = 141,522,801,709.22
  5. Step 5: Solve for x
    x = 141,522,801,709.22/429,663.02
  6. Step 6: Final answer
    x = 329,380.93

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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.