Home / 755,566.43-1,133,432.68-376,582.57

Finding the Fourth Proportional to 755,566.43, 1,133,432.68 and 376,582.57

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Solution

The fourth proportional to 755,566.43, 1,133,432.68 and 376,582.57 is: 564,915.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,566.43 : 1,133,432.68 = 376,582.57 : x
  2. Step 2: Convert to fraction form
    755,566.43/1,133,432.68 = 376,582.57/x
  3. Step 3: Cross multiply
    755,566.43x = 1,133,432.68 × 376,582.57
  4. Step 4: Simplify right side
    755,566.43x = 426,830,985,889.22
  5. Step 5: Solve for x
    x = 426,830,985,889.22/755,566.43
  6. Step 6: Final answer
    x = 564,915.23

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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.