Home / 602,214.53-831,053.66-330,275.25

Finding the Fourth Proportional to 602,214.53, 831,053.66 and 330,275.25

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Solution

The fourth proportional to 602,214.53, 831,053.66 and 330,275.25 is: 455,778.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,214.53 : 831,053.66 = 330,275.25 : x
  2. Step 2: Convert to fraction form
    602,214.53/831,053.66 = 330,275.25/x
  3. Step 3: Cross multiply
    602,214.53x = 831,053.66 × 330,275.25
  4. Step 4: Simplify right side
    602,214.53x = 274,476,453,668.54
  5. Step 5: Solve for x
    x = 274,476,453,668.54/602,214.53
  6. Step 6: Final answer
    x = 455,778.53

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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.