Home / 755,217.02-1,132,828.50-305,946.38

Finding the Fourth Proportional to 755,217.02, 1,132,828.50 and 305,946.38

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Solution

The fourth proportional to 755,217.02, 1,132,828.50 and 305,946.38 is: 458,920.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,217.02 : 1,132,828.50 = 305,946.38 : x
  2. Step 2: Convert to fraction form
    755,217.02/1,132,828.50 = 305,946.38/x
  3. Step 3: Cross multiply
    755,217.02x = 1,132,828.50 × 305,946.38
  4. Step 4: Simplify right side
    755,217.02x = 346,584,778,735.83
  5. Step 5: Solve for x
    x = 346,584,778,735.83/755,217.02
  6. Step 6: Final answer
    x = 458,920.77

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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.