Home / 374,962.16-517,367.74-222,048.40

Finding the Fourth Proportional to 374,962.16, 517,367.74 and 222,048.40

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Solution

The fourth proportional to 374,962.16, 517,367.74 and 222,048.40 is: 306,379.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,962.16 : 517,367.74 = 222,048.40 : x
  2. Step 2: Convert to fraction form
    374,962.16/517,367.74 = 222,048.40/x
  3. Step 3: Cross multiply
    374,962.16x = 517,367.74 × 222,048.40
  4. Step 4: Simplify right side
    374,962.16x = 114,880,678,878.62
  5. Step 5: Solve for x
    x = 114,880,678,878.62/374,962.16
  6. Step 6: Final answer
    x = 306,379.39

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1.5x scale

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.