Home / 913,505.52-1,369,635.51-463,358.40

Finding the Fourth Proportional to 913,505.52, 1,369,635.51 and 463,358.40

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Solution

The fourth proportional to 913,505.52, 1,369,635.51 and 463,358.40 is: 694,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,505.52 : 1,369,635.51 = 463,358.40 : x
  2. Step 2: Convert to fraction form
    913,505.52/1,369,635.51 = 463,358.40/x
  3. Step 3: Cross multiply
    913,505.52x = 1,369,635.51 × 463,358.40
  4. Step 4: Simplify right side
    913,505.52x = 634,632,118,496.78
  5. Step 5: Solve for x
    x = 634,632,118,496.78/913,505.52
  6. Step 6: Final answer
    x = 694,721.71

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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.