Home / 515,646.73-773,491.02-245,636.02

Finding the Fourth Proportional to 515,646.73, 773,491.02 and 245,636.02

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Solution

The fourth proportional to 515,646.73, 773,491.02 and 245,636.02 is: 368,464.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,646.73 : 773,491.02 = 245,636.02 : x
  2. Step 2: Convert to fraction form
    515,646.73/773,491.02 = 245,636.02/x
  3. Step 3: Cross multiply
    515,646.73x = 773,491.02 × 245,636.02
  4. Step 4: Simplify right side
    515,646.73x = 189,997,255,658.54
  5. Step 5: Solve for x
    x = 189,997,255,658.54/515,646.73
  6. Step 6: Final answer
    x = 368,464.00

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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.