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Finding the Fourth Proportional to 575,052.39, 793,572.21 and 316,929.27

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Solution

The fourth proportional to 575,052.39, 793,572.21 and 316,929.27 is: 437,362.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,052.39 : 793,572.21 = 316,929.27 : x
  2. Step 2: Convert to fraction form
    575,052.39/793,572.21 = 316,929.27/x
  3. Step 3: Cross multiply
    575,052.39x = 793,572.21 × 316,929.27
  4. Step 4: Simplify right side
    575,052.39x = 251,506,261,207.59
  5. Step 5: Solve for x
    x = 251,506,261,207.59/575,052.39
  6. Step 6: Final answer
    x = 437,362.34

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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.