Home / 760,184.01-1,049,063.27-420,683.85

Finding the Fourth Proportional to 760,184.01, 1,049,063.27 and 420,683.85

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Solution

The fourth proportional to 760,184.01, 1,049,063.27 and 420,683.85 is: 580,548.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,184.01 : 1,049,063.27 = 420,683.85 : x
  2. Step 2: Convert to fraction form
    760,184.01/1,049,063.27 = 420,683.85/x
  3. Step 3: Cross multiply
    760,184.01x = 1,049,063.27 × 420,683.85
  4. Step 4: Simplify right side
    760,184.01x = 441,323,973,213.77
  5. Step 5: Solve for x
    x = 441,323,973,213.77/760,184.01
  6. Step 6: Final answer
    x = 580,548.88

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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.