Home / 913,507.52-1,369,638.47-463,360.38

Finding the Fourth Proportional to 913,507.52, 1,369,638.47 and 463,360.38

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Solution

The fourth proportional to 913,507.52, 1,369,638.47 and 463,360.38 is: 694,724.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,507.52 : 1,369,638.47 = 463,360.38 : x
  2. Step 2: Convert to fraction form
    913,507.52/1,369,638.47 = 463,360.38/x
  3. Step 3: Cross multiply
    913,507.52x = 1,369,638.47 × 463,360.38
  4. Step 4: Simplify right side
    913,507.52x = 634,636,201,921.82
  5. Step 5: Solve for x
    x = 634,636,201,921.82/913,507.52
  6. Step 6: Final answer
    x = 694,724.66

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1.5x scale

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.