Home / 734,468.64-1,013,574.24-407,787

Finding the Fourth Proportional to 734,468.64, 1,013,574.24 and 407,787

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Solution

The fourth proportional to 734,468.64, 1,013,574.24 and 407,787 is: 562,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,468.64 : 1,013,574.24 = 407,787 : x
  2. Step 2: Convert to fraction form
    734,468.64/1,013,574.24 = 407,787/x
  3. Step 3: Cross multiply
    734,468.64x = 1,013,574.24 × 407,787
  4. Step 4: Simplify right side
    734,468.64x = 413,322,398,606.88
  5. Step 5: Solve for x
    x = 413,322,398,606.88/734,468.64
  6. Step 6: Final answer
    x = 562,750.23

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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.