Home / 875,541.81-1,313,420.24-299,260.42

Finding the Fourth Proportional to 875,541.81, 1,313,420.24 and 299,260.42

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Solution

The fourth proportional to 875,541.81, 1,313,420.24 and 299,260.42 is: 448,927.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,541.81 : 1,313,420.24 = 299,260.42 : x
  2. Step 2: Convert to fraction form
    875,541.81/1,313,420.24 = 299,260.42/x
  3. Step 3: Cross multiply
    875,541.81x = 1,313,420.24 × 299,260.42
  4. Step 4: Simplify right side
    875,541.81x = 393,054,691,162.60
  5. Step 5: Solve for x
    x = 393,054,691,162.60/875,541.81
  6. Step 6: Final answer
    x = 448,927.38

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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.