Home / 760,655.82-1,049,672.58-416,485.50

Finding the Fourth Proportional to 760,655.82, 1,049,672.58 and 416,485.50

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Solution

The fourth proportional to 760,655.82, 1,049,672.58 and 416,485.50 is: 574,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,655.82 : 1,049,672.58 = 416,485.50 : x
  2. Step 2: Convert to fraction form
    760,655.82/1,049,672.58 = 416,485.50/x
  3. Step 3: Cross multiply
    760,655.82x = 1,049,672.58 × 416,485.50
  4. Step 4: Simplify right side
    760,655.82x = 437,173,409,317.59
  5. Step 5: Solve for x
    x = 437,173,409,317.59/760,655.82
  6. Step 6: Final answer
    x = 574,732.22

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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.