Home / 913,507.77-1,369,638.85-463,360.63

Finding the Fourth Proportional to 913,507.77, 1,369,638.85 and 463,360.63

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Solution

The fourth proportional to 913,507.77, 1,369,638.85 and 463,360.63 is: 694,725.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,507.77 : 1,369,638.85 = 463,360.63 : x
  2. Step 2: Convert to fraction form
    913,507.77/1,369,638.85 = 463,360.63/x
  3. Step 3: Cross multiply
    913,507.77x = 1,369,638.85 × 463,360.63
  4. Step 4: Simplify right side
    913,507.77x = 634,636,720,408.48
  5. Step 5: Solve for x
    x = 634,636,720,408.48/913,507.77
  6. Step 6: Final answer
    x = 694,725.04

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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.