Home / 278,250.04-383,985.72-150,925.63

Finding the Fourth Proportional to 278,250.04, 383,985.72 and 150,925.63

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Solution

The fourth proportional to 278,250.04, 383,985.72 and 150,925.63 is: 208,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,250.04 : 383,985.72 = 150,925.63 : x
  2. Step 2: Convert to fraction form
    278,250.04/383,985.72 = 150,925.63/x
  3. Step 3: Cross multiply
    278,250.04x = 383,985.72 × 150,925.63
  4. Step 4: Simplify right side
    278,250.04x = 57,953,286,702.00
  5. Step 5: Solve for x
    x = 57,953,286,702.00/278,250.04
  6. Step 6: Final answer
    x = 208,277.73

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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.