Home / 343,390.24-473,878.50-190,451.76

Finding the Fourth Proportional to 343,390.24, 473,878.50 and 190,451.76

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Solution

The fourth proportional to 343,390.24, 473,878.50 and 190,451.76 is: 262,823.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,390.24 : 473,878.50 = 190,451.76 : x
  2. Step 2: Convert to fraction form
    343,390.24/473,878.50 = 190,451.76/x
  3. Step 3: Cross multiply
    343,390.24x = 473,878.50 × 190,451.76
  4. Step 4: Simplify right side
    343,390.24x = 90,250,994,351.16
  5. Step 5: Solve for x
    x = 90,250,994,351.16/343,390.24
  6. Step 6: Final answer
    x = 262,823.41

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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.