Home / 343,377.03-473,859.56-190,411.43

Finding the Fourth Proportional to 343,377.03, 473,859.56 and 190,411.43

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Solution

The fourth proportional to 343,377.03, 473,859.56 and 190,411.43 is: 262,767.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,377.03 : 473,859.56 = 190,411.43 : x
  2. Step 2: Convert to fraction form
    343,377.03/473,859.56 = 190,411.43/x
  3. Step 3: Cross multiply
    343,377.03x = 473,859.56 × 190,411.43
  4. Step 4: Simplify right side
    343,377.03x = 90,228,273,117.42
  5. Step 5: Solve for x
    x = 90,228,273,117.42/343,377.03
  6. Step 6: Final answer
    x = 262,767.35

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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.