Home / 760,536.72-1,141,926.54-424,234.44

Finding the Fourth Proportional to 760,536.72, 1,141,926.54 and 424,234.44

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Solution

The fourth proportional to 760,536.72, 1,141,926.54 and 424,234.44 is: 636,977.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,536.72 : 1,141,926.54 = 424,234.44 : x
  2. Step 2: Convert to fraction form
    760,536.72/1,141,926.54 = 424,234.44/x
  3. Step 3: Cross multiply
    760,536.72x = 1,141,926.54 × 424,234.44
  4. Step 4: Simplify right side
    760,536.72x = 484,444,566,218.04
  5. Step 5: Solve for x
    x = 484,444,566,218.04/760,536.72
  6. Step 6: Final answer
    x = 636,977.22

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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.