Home / 277,087.32-382,125.06-207,900.36

Finding the Fourth Proportional to 277,087.32, 382,125.06 and 207,900.36

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Solution

The fourth proportional to 277,087.32, 382,125.06 and 207,900.36 is: 286,710.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,087.32 : 382,125.06 = 207,900.36 : x
  2. Step 2: Convert to fraction form
    277,087.32/382,125.06 = 207,900.36/x
  3. Step 3: Cross multiply
    277,087.32x = 382,125.06 × 207,900.36
  4. Step 4: Simplify right side
    277,087.32x = 79,443,937,539.02
  5. Step 5: Solve for x
    x = 79,443,937,539.02/277,087.32
  6. Step 6: Final answer
    x = 286,710.84

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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.