Home / 782,243.41-1,079,496.35-424,547.41

Finding the Fourth Proportional to 782,243.41, 1,079,496.35 and 424,547.41

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Solution

The fourth proportional to 782,243.41, 1,079,496.35 and 424,547.41 is: 585,875.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,243.41 : 1,079,496.35 = 424,547.41 : x
  2. Step 2: Convert to fraction form
    782,243.41/1,079,496.35 = 424,547.41/x
  3. Step 3: Cross multiply
    782,243.41x = 1,079,496.35 × 424,547.41
  4. Step 4: Simplify right side
    782,243.41x = 458,297,379,496.95
  5. Step 5: Solve for x
    x = 458,297,379,496.95/782,243.41
  6. Step 6: Final answer
    x = 585,875.67

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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.