Home / 367,731.28-507,642.88-245,426.16

Finding the Fourth Proportional to 367,731.28, 507,642.88 and 245,426.16

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Solution

The fourth proportional to 367,731.28, 507,642.88 and 245,426.16 is: 338,804.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,731.28 : 507,642.88 = 245,426.16 : x
  2. Step 2: Convert to fraction form
    367,731.28/507,642.88 = 245,426.16/x
  3. Step 3: Cross multiply
    367,731.28x = 507,642.88 × 245,426.16
  4. Step 4: Simplify right side
    367,731.28x = 124,588,842,689.74
  5. Step 5: Solve for x
    x = 124,588,842,689.74/367,731.28
  6. Step 6: Final answer
    x = 338,804.04

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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.