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Finding the Fourth Proportional to 607,637.95, 838,549.16 and 335,712.12

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Solution

The fourth proportional to 607,637.95, 838,549.16 and 335,712.12 is: 463,287.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,637.95 : 838,549.16 = 335,712.12 : x
  2. Step 2: Convert to fraction form
    607,637.95/838,549.16 = 335,712.12/x
  3. Step 3: Cross multiply
    607,637.95x = 838,549.16 × 335,712.12
  4. Step 4: Simplify right side
    607,637.95x = 281,511,116,227.82
  5. Step 5: Solve for x
    x = 281,511,116,227.82/607,637.95
  6. Step 6: Final answer
    x = 463,287.58

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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.