Home / 760,926.88-1,141,045.26-287,276.14

Finding the Fourth Proportional to 760,926.88, 1,141,045.26 and 287,276.14

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Solution

The fourth proportional to 760,926.88, 1,141,045.26 and 287,276.14 is: 430,783.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,926.88 : 1,141,045.26 = 287,276.14 : x
  2. Step 2: Convert to fraction form
    760,926.88/1,141,045.26 = 287,276.14/x
  3. Step 3: Cross multiply
    760,926.88x = 1,141,045.26 × 287,276.14
  4. Step 4: Simplify right side
    760,926.88x = 327,795,077,858.10
  5. Step 5: Solve for x
    x = 327,795,077,858.10/760,926.88
  6. Step 6: Final answer
    x = 430,783.94

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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.