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Finding the Fourth Proportional to 607,354.34, 838,148.99 and 352,721.93

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Solution

The fourth proportional to 607,354.34, 838,148.99 and 352,721.93 is: 486,756.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,354.34 : 838,148.99 = 352,721.93 : x
  2. Step 2: Convert to fraction form
    607,354.34/838,148.99 = 352,721.93/x
  3. Step 3: Cross multiply
    607,354.34x = 838,148.99 × 352,721.93
  4. Step 4: Simplify right side
    607,354.34x = 295,633,523,426.00
  5. Step 5: Solve for x
    x = 295,633,523,426.00/607,354.34
  6. Step 6: Final answer
    x = 486,756.26

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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.