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Finding the Fourth Proportional to 607,849.31, 838,848.80 and 335,934.82

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Solution

The fourth proportional to 607,849.31, 838,848.80 and 335,934.82 is: 463,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,849.31 : 838,848.80 = 335,934.82 : x
  2. Step 2: Convert to fraction form
    607,849.31/838,848.80 = 335,934.82/x
  3. Step 3: Cross multiply
    607,849.31x = 838,848.80 × 335,934.82
  4. Step 4: Simplify right side
    607,849.31x = 281,798,517,802.31
  5. Step 5: Solve for x
    x = 281,798,517,802.31/607,849.31
  6. Step 6: Final answer
    x = 463,599.30

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1.5x scale

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.