Home / 945,968.69-1,418,109.14-346,789.94

Finding the Fourth Proportional to 945,968.69, 1,418,109.14 and 346,789.94

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Solution

The fourth proportional to 945,968.69, 1,418,109.14 and 346,789.94 is: 519,875.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,968.69 : 1,418,109.14 = 346,789.94 : x
  2. Step 2: Convert to fraction form
    945,968.69/1,418,109.14 = 346,789.94/x
  3. Step 3: Cross multiply
    945,968.69x = 1,418,109.14 × 346,789.94
  4. Step 4: Simplify right side
    945,968.69x = 491,785,977,350.48
  5. Step 5: Solve for x
    x = 491,785,977,350.48/945,968.69
  6. Step 6: Final answer
    x = 519,875.53

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1.5x scale

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.