Home / 896,698.32-1,345,257.77-356,987.63

Finding the Fourth Proportional to 896,698.32, 1,345,257.77 and 356,987.63

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Solution

The fourth proportional to 896,698.32, 1,345,257.77 and 356,987.63 is: 535,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,698.32 : 1,345,257.77 = 356,987.63 : x
  2. Step 2: Convert to fraction form
    896,698.32/1,345,257.77 = 356,987.63/x
  3. Step 3: Cross multiply
    896,698.32x = 1,345,257.77 × 356,987.63
  4. Step 4: Simplify right side
    896,698.32x = 480,240,374,540.16
  5. Step 5: Solve for x
    x = 480,240,374,540.16/896,698.32
  6. Step 6: Final answer
    x = 535,565.15

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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.