Home / 377,216.34-520,548.18-207,450.46

Finding the Fourth Proportional to 377,216.34, 520,548.18 and 207,450.46

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Solution

The fourth proportional to 377,216.34, 520,548.18 and 207,450.46 is: 286,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,216.34 : 520,548.18 = 207,450.46 : x
  2. Step 2: Convert to fraction form
    377,216.34/520,548.18 = 207,450.46/x
  3. Step 3: Cross multiply
    377,216.34x = 520,548.18 × 207,450.46
  4. Step 4: Simplify right side
    377,216.34x = 107,987,959,393.16
  5. Step 5: Solve for x
    x = 107,987,959,393.16/377,216.34
  6. Step 6: Final answer
    x = 286,275.93

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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.