Home / 369,321.04-553,784.46-191,649.16

Finding the Fourth Proportional to 369,321.04, 553,784.46 and 191,649.16

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Solution

The fourth proportional to 369,321.04, 553,784.46 and 191,649.16 is: 287,371.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,321.04 : 553,784.46 = 191,649.16 : x
  2. Step 2: Convert to fraction form
    369,321.04/553,784.46 = 191,649.16/x
  3. Step 3: Cross multiply
    369,321.04x = 553,784.46 × 191,649.16
  4. Step 4: Simplify right side
    369,321.04x = 106,132,326,580.05
  5. Step 5: Solve for x
    x = 106,132,326,580.05/369,321.04
  6. Step 6: Final answer
    x = 287,371.46

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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.