Home / 380,329.41-524,838.36-208,244.25

Finding the Fourth Proportional to 380,329.41, 524,838.36 and 208,244.25

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Solution

The fourth proportional to 380,329.41, 524,838.36 and 208,244.25 is: 287,368.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,329.41 : 524,838.36 = 208,244.25 : x
  2. Step 2: Convert to fraction form
    380,329.41/524,838.36 = 208,244.25/x
  3. Step 3: Cross multiply
    380,329.41x = 524,838.36 × 208,244.25
  4. Step 4: Simplify right side
    380,329.41x = 109,294,570,649.43
  5. Step 5: Solve for x
    x = 109,294,570,649.43/380,329.41
  6. Step 6: Final answer
    x = 287,368.18

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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.