Home / 677,598.48-1,015,042.53-407,577.49

Finding the Fourth Proportional to 677,598.48, 1,015,042.53 and 407,577.49

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Solution

The fourth proportional to 677,598.48, 1,015,042.53 and 407,577.49 is: 610,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,598.48 : 1,015,042.53 = 407,577.49 : x
  2. Step 2: Convert to fraction form
    677,598.48/1,015,042.53 = 407,577.49/x
  3. Step 3: Cross multiply
    677,598.48x = 1,015,042.53 × 407,577.49
  4. Step 4: Simplify right side
    677,598.48x = 413,708,484,083.04
  5. Step 5: Solve for x
    x = 413,708,484,083.04/677,598.48
  6. Step 6: Final answer
    x = 610,551.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.