Home / 851,124.48-1,174,559.74-469,164.94

Finding the Fourth Proportional to 851,124.48, 1,174,559.74 and 469,164.94

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Solution

The fourth proportional to 851,124.48, 1,174,559.74 and 469,164.94 is: 647,452.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,124.48 : 1,174,559.74 = 469,164.94 : x
  2. Step 2: Convert to fraction form
    851,124.48/1,174,559.74 = 469,164.94/x
  3. Step 3: Cross multiply
    851,124.48x = 1,174,559.74 × 469,164.94
  4. Step 4: Simplify right side
    851,124.48x = 551,062,249,943.52
  5. Step 5: Solve for x
    x = 551,062,249,943.52/851,124.48
  6. Step 6: Final answer
    x = 647,452.00

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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.