Home / 426,501.27-587,870.01-302,363.49

Finding the Fourth Proportional to 426,501.27, 587,870.01 and 302,363.49

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Solution

The fourth proportional to 426,501.27, 587,870.01 and 302,363.49 is: 416,764.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,501.27 : 587,870.01 = 302,363.49 : x
  2. Step 2: Convert to fraction form
    426,501.27/587,870.01 = 302,363.49/x
  3. Step 3: Cross multiply
    426,501.27x = 587,870.01 × 302,363.49
  4. Step 4: Simplify right side
    426,501.27x = 177,750,427,889.94
  5. Step 5: Solve for x
    x = 177,750,427,889.94/426,501.27
  6. Step 6: Final answer
    x = 416,764.12

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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.