Home / 760,883.42-1,141,745.22-424,113.67

Finding the Fourth Proportional to 760,883.42, 1,141,745.22 and 424,113.67

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Solution

The fourth proportional to 760,883.42, 1,141,745.22 and 424,113.67 is: 636,404.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,883.42 : 1,141,745.22 = 424,113.67 : x
  2. Step 2: Convert to fraction form
    760,883.42/1,141,745.22 = 424,113.67/x
  3. Step 3: Cross multiply
    760,883.42x = 1,141,745.22 × 424,113.67
  4. Step 4: Simplify right side
    760,883.42x = 484,229,756,886.34
  5. Step 5: Solve for x
    x = 484,229,756,886.34/760,883.42
  6. Step 6: Final answer
    x = 636,404.66

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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.