Home / 727,953.18-1,004,533.60-417,790.10

Finding the Fourth Proportional to 727,953.18, 1,004,533.60 and 417,790.10

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Solution

The fourth proportional to 727,953.18, 1,004,533.60 and 417,790.10 is: 576,526.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,953.18 : 1,004,533.60 = 417,790.10 : x
  2. Step 2: Convert to fraction form
    727,953.18/1,004,533.60 = 417,790.10/x
  3. Step 3: Cross multiply
    727,953.18x = 1,004,533.60 × 417,790.10
  4. Step 4: Simplify right side
    727,953.18x = 419,684,195,447.58
  5. Step 5: Solve for x
    x = 419,684,195,447.58/727,953.18
  6. Step 6: Final answer
    x = 576,526.36

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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.