Home / 401,370.10-602,155.55-283,272.10

Finding the Fourth Proportional to 401,370.10, 602,155.55 and 283,272.10

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Solution

The fourth proportional to 401,370.10, 602,155.55 and 283,272.10 is: 424,979.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,370.10 : 602,155.55 = 283,272.10 : x
  2. Step 2: Convert to fraction form
    401,370.10/602,155.55 = 283,272.10/x
  3. Step 3: Cross multiply
    401,370.10x = 602,155.55 × 283,272.10
  4. Step 4: Simplify right side
    401,370.10x = 170,573,867,175.16
  5. Step 5: Solve for x
    x = 170,573,867,175.16/401,370.10
  6. Step 6: Final answer
    x = 424,979.01

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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.