Home / 760,551.37-1,049,561.19-416,409.61

Finding the Fourth Proportional to 760,551.37, 1,049,561.19 and 416,409.61

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Solution

The fourth proportional to 760,551.37, 1,049,561.19 and 416,409.61 is: 574,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,551.37 : 1,049,561.19 = 416,409.61 : x
  2. Step 2: Convert to fraction form
    760,551.37/1,049,561.19 = 416,409.61/x
  3. Step 3: Cross multiply
    760,551.37x = 1,049,561.19 × 416,409.61
  4. Step 4: Simplify right side
    760,551.37x = 437,047,365,799.04
  5. Step 5: Solve for x
    x = 437,047,365,799.04/760,551.37
  6. Step 6: Final answer
    x = 574,645.43

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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.