Home / 369,237.20-553,637.10-192,090.20

Finding the Fourth Proportional to 369,237.20, 553,637.10 and 192,090.20

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Solution

The fourth proportional to 369,237.20, 553,637.10 and 192,090.20 is: 288,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,237.20 : 553,637.10 = 192,090.20 : x
  2. Step 2: Convert to fraction form
    369,237.20/553,637.10 = 192,090.20/x
  3. Step 3: Cross multiply
    369,237.20x = 553,637.10 × 192,090.20
  4. Step 4: Simplify right side
    369,237.20x = 106,348,261,266.42
  5. Step 5: Solve for x
    x = 106,348,261,266.42/369,237.20
  6. Step 6: Final answer
    x = 288,021.52

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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.