Home / 428,973.72-592,011.77-247,693.29

Finding the Fourth Proportional to 428,973.72, 592,011.77 and 247,693.29

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Solution

The fourth proportional to 428,973.72, 592,011.77 and 247,693.29 is: 341,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,973.72 : 592,011.77 = 247,693.29 : x
  2. Step 2: Convert to fraction form
    428,973.72/592,011.77 = 247,693.29/x
  3. Step 3: Cross multiply
    428,973.72x = 592,011.77 × 247,693.29
  4. Step 4: Simplify right side
    428,973.72x = 146,637,341,791.56
  5. Step 5: Solve for x
    x = 146,637,341,791.56/428,973.72
  6. Step 6: Final answer
    x = 341,832.93

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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.