Home / 917,727.64-1,377,467.07-563,433.64

Finding the Fourth Proportional to 917,727.64, 1,377,467.07 and 563,433.64

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Solution

The fourth proportional to 917,727.64, 1,377,467.07 and 563,433.64 is: 845,688.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,727.64 : 1,377,467.07 = 563,433.64 : x
  2. Step 2: Convert to fraction form
    917,727.64/1,377,467.07 = 563,433.64/x
  3. Step 3: Cross multiply
    917,727.64x = 1,377,467.07 × 563,433.64
  4. Step 4: Simplify right side
    917,727.64x = 776,111,279,673.69
  5. Step 5: Solve for x
    x = 776,111,279,673.69/917,727.64
  6. Step 6: Final answer
    x = 845,688.03

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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.