Home / 896,401.47-1,237,034.26-488,503.43

Finding the Fourth Proportional to 896,401.47, 1,237,034.26 and 488,503.43

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Solution

The fourth proportional to 896,401.47, 1,237,034.26 and 488,503.43 is: 674,134.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,401.47 : 1,237,034.26 = 488,503.43 : x
  2. Step 2: Convert to fraction form
    896,401.47/1,237,034.26 = 488,503.43/x
  3. Step 3: Cross multiply
    896,401.47x = 1,237,034.26 × 488,503.43
  4. Step 4: Simplify right side
    896,401.47x = 604,295,479,037.51
  5. Step 5: Solve for x
    x = 604,295,479,037.51/896,401.47
  6. Step 6: Final answer
    x = 674,134.86

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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.