Home / 404,918.10-606,502.35-352,430.10

Finding the Fourth Proportional to 404,918.10, 606,502.35 and 352,430.10

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Solution

The fourth proportional to 404,918.10, 606,502.35 and 352,430.10 is: 527,883.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,918.10 : 606,502.35 = 352,430.10 : x
  2. Step 2: Convert to fraction form
    404,918.10/606,502.35 = 352,430.10/x
  3. Step 3: Cross multiply
    404,918.10x = 606,502.35 × 352,430.10
  4. Step 4: Simplify right side
    404,918.10x = 213,749,683,860.74
  5. Step 5: Solve for x
    x = 213,749,683,860.74/404,918.10
  6. Step 6: Final answer
    x = 527,883.75

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1.5x scale

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.