Home / 899,269.34-1,349,569.22-425,955.77

Finding the Fourth Proportional to 899,269.34, 1,349,569.22 and 425,955.77

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Solution

The fourth proportional to 899,269.34, 1,349,569.22 and 425,955.77 is: 639,248.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,269.34 : 1,349,569.22 = 425,955.77 : x
  2. Step 2: Convert to fraction form
    899,269.34/1,349,569.22 = 425,955.77/x
  3. Step 3: Cross multiply
    899,269.34x = 1,349,569.22 × 425,955.77
  4. Step 4: Simplify right side
    899,269.34x = 574,856,787,395.78
  5. Step 5: Solve for x
    x = 574,856,787,395.78/899,269.34
  6. Step 6: Final answer
    x = 639,248.74

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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.