Home / 760,529.40-1,140,794.10-199,620.60

Finding the Fourth Proportional to 760,529.40, 1,140,794.10 and 199,620.60

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Solution

The fourth proportional to 760,529.40, 1,140,794.10 and 199,620.60 is: 299,430.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,529.40 : 1,140,794.10 = 199,620.60 : x
  2. Step 2: Convert to fraction form
    760,529.40/1,140,794.10 = 199,620.60/x
  3. Step 3: Cross multiply
    760,529.40x = 1,140,794.10 × 199,620.60
  4. Step 4: Simplify right side
    760,529.40x = 227,726,002,718.46
  5. Step 5: Solve for x
    x = 227,726,002,718.46/760,529.40
  6. Step 6: Final answer
    x = 299,430.90

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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.