Home / 888,839.02-1,226,588.99-480,931.91

Finding the Fourth Proportional to 888,839.02, 1,226,588.99 and 480,931.91

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Solution

The fourth proportional to 888,839.02, 1,226,588.99 and 480,931.91 is: 663,681.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,839.02 : 1,226,588.99 = 480,931.91 : x
  2. Step 2: Convert to fraction form
    888,839.02/1,226,588.99 = 480,931.91/x
  3. Step 3: Cross multiply
    888,839.02x = 1,226,588.99 × 480,931.91
  4. Step 4: Simplify right side
    888,839.02x = 589,905,789,839.72
  5. Step 5: Solve for x
    x = 589,905,789,839.72/888,839.02
  6. Step 6: Final answer
    x = 663,681.25

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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.