Home / 463,966.02-640,318.05-260,051.58

Finding the Fourth Proportional to 463,966.02, 640,318.05 and 260,051.58

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Solution

The fourth proportional to 463,966.02, 640,318.05 and 260,051.58 is: 358,896.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,966.02 : 640,318.05 = 260,051.58 : x
  2. Step 2: Convert to fraction form
    463,966.02/640,318.05 = 260,051.58/x
  3. Step 3: Cross multiply
    463,966.02x = 640,318.05 × 260,051.58
  4. Step 4: Simplify right side
    463,966.02x = 166,515,720,605.02
  5. Step 5: Solve for x
    x = 166,515,720,605.02/463,966.02
  6. Step 6: Final answer
    x = 358,896.37

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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.