Home / 896,620.46-1,237,328.33-488,722.28

Finding the Fourth Proportional to 896,620.46, 1,237,328.33 and 488,722.28

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Solution

The fourth proportional to 896,620.46, 1,237,328.33 and 488,722.28 is: 674,432.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,620.46 : 1,237,328.33 = 488,722.28 : x
  2. Step 2: Convert to fraction form
    896,620.46/1,237,328.33 = 488,722.28/x
  3. Step 3: Cross multiply
    896,620.46x = 1,237,328.33 × 488,722.28
  4. Step 4: Simplify right side
    896,620.46x = 604,709,913,915.94
  5. Step 5: Solve for x
    x = 604,709,913,915.94/896,620.46
  6. Step 6: Final answer
    x = 674,432.43

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1.5x scale

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.