Home / 945,407.93-1,418,111.10-346,415.94

Finding the Fourth Proportional to 945,407.93, 1,418,111.10 and 346,415.94

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Solution

The fourth proportional to 945,407.93, 1,418,111.10 and 346,415.94 is: 519,623.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,407.93 : 1,418,111.10 = 346,415.94 : x
  2. Step 2: Convert to fraction form
    945,407.93/1,418,111.10 = 346,415.94/x
  3. Step 3: Cross multiply
    945,407.93x = 1,418,111.10 × 346,415.94
  4. Step 4: Simplify right side
    945,407.93x = 491,256,289,730.93
  5. Step 5: Solve for x
    x = 491,256,289,730.93/945,407.93
  6. Step 6: Final answer
    x = 519,623.62

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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.