Home / 851,050.20-1,277,036.10-377,808.60

Finding the Fourth Proportional to 851,050.20, 1,277,036.10 and 377,808.60

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Solution

The fourth proportional to 851,050.20, 1,277,036.10 and 377,808.60 is: 566,917.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,050.20 : 1,277,036.10 = 377,808.60 : x
  2. Step 2: Convert to fraction form
    851,050.20/1,277,036.10 = 377,808.60/x
  3. Step 3: Cross multiply
    851,050.20x = 1,277,036.10 × 377,808.60
  4. Step 4: Simplify right side
    851,050.20x = 482,475,221,090.46
  5. Step 5: Solve for x
    x = 482,475,221,090.46/851,050.20
  6. Step 6: Final answer
    x = 566,917.46

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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.