Home / 551,201.16-760,740.78-336,466.20

Finding the Fourth Proportional to 551,201.16, 760,740.78 and 336,466.20

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Solution

The fourth proportional to 551,201.16, 760,740.78 and 336,466.20 is: 464,374.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,201.16 : 760,740.78 = 336,466.20 : x
  2. Step 2: Convert to fraction form
    551,201.16/760,740.78 = 336,466.20/x
  3. Step 3: Cross multiply
    551,201.16x = 760,740.78 × 336,466.20
  4. Step 4: Simplify right side
    551,201.16x = 255,963,559,431.64
  5. Step 5: Solve for x
    x = 255,963,559,431.64/551,201.16
  6. Step 6: Final answer
    x = 464,374.13

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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.