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Finding the Fourth Proportional to 575,257.34, 793,911.31 and 429,810.77

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Solution

The fourth proportional to 575,257.34, 793,911.31 and 429,810.77 is: 593,180.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,257.34 : 793,911.31 = 429,810.77 : x
  2. Step 2: Convert to fraction form
    575,257.34/793,911.31 = 429,810.77/x
  3. Step 3: Cross multiply
    575,257.34x = 793,911.31 × 429,810.77
  4. Step 4: Simplify right side
    575,257.34x = 341,231,632,373.06
  5. Step 5: Solve for x
    x = 341,231,632,373.06/575,257.34
  6. Step 6: Final answer
    x = 593,180.84

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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.