Home / 677,602.48-1,015,048.52-407,581.48

Finding the Fourth Proportional to 677,602.48, 1,015,048.52 and 407,581.48

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Solution

The fourth proportional to 677,602.48, 1,015,048.52 and 407,581.48 is: 610,557.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,602.48 : 1,015,048.52 = 407,581.48 : x
  2. Step 2: Convert to fraction form
    677,602.48/1,015,048.52 = 407,581.48/x
  3. Step 3: Cross multiply
    677,602.48x = 1,015,048.52 × 407,581.48
  4. Step 4: Simplify right side
    677,602.48x = 413,714,978,053.41
  5. Step 5: Solve for x
    x = 413,714,978,053.41/677,602.48
  6. Step 6: Final answer
    x = 610,557.06

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1.5x scale

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.