Home / 468,282.09-646,230.43-253,423.71

Finding the Fourth Proportional to 468,282.09, 646,230.43 and 253,423.71

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Solution

The fourth proportional to 468,282.09, 646,230.43 and 253,423.71 is: 349,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,282.09 : 646,230.43 = 253,423.71 : x
  2. Step 2: Convert to fraction form
    468,282.09/646,230.43 = 253,423.71/x
  3. Step 3: Cross multiply
    468,282.09x = 646,230.43 × 253,423.71
  4. Step 4: Simplify right side
    468,282.09x = 163,770,113,085.50
  5. Step 5: Solve for x
    x = 163,770,113,085.50/468,282.09
  6. Step 6: Final answer
    x = 349,725.34

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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.