Home / 651,007.81-898,397.96-360,623.82

Finding the Fourth Proportional to 651,007.81, 898,397.96 and 360,623.82

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Solution

The fourth proportional to 651,007.81, 898,397.96 and 360,623.82 is: 497,664.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,007.81 : 898,397.96 = 360,623.82 : x
  2. Step 2: Convert to fraction form
    651,007.81/898,397.96 = 360,623.82/x
  3. Step 3: Cross multiply
    651,007.81x = 898,397.96 × 360,623.82
  4. Step 4: Simplify right side
    651,007.81x = 323,983,704,215.41
  5. Step 5: Solve for x
    x = 323,983,704,215.41/651,007.81
  6. Step 6: Final answer
    x = 497,664.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.