Home / 913,508.77-1,369,640.35-463,361.63

Finding the Fourth Proportional to 913,508.77, 1,369,640.35 and 463,361.63

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Solution

The fourth proportional to 913,508.77, 1,369,640.35 and 463,361.63 is: 694,726.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,508.77 : 1,369,640.35 = 463,361.63 : x
  2. Step 2: Convert to fraction form
    913,508.77/1,369,640.35 = 463,361.63/x
  3. Step 3: Cross multiply
    913,508.77x = 1,369,640.35 × 463,361.63
  4. Step 4: Simplify right side
    913,508.77x = 634,638,785,089.77
  5. Step 5: Solve for x
    x = 634,638,785,089.77/913,508.77
  6. Step 6: Final answer
    x = 694,726.54

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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.