Home / 497,931.64-746,411.46-198,322.36

Finding the Fourth Proportional to 497,931.64, 746,411.46 and 198,322.36

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Solution

The fourth proportional to 497,931.64, 746,411.46 and 198,322.36 is: 297,289.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,931.64 : 746,411.46 = 198,322.36 : x
  2. Step 2: Convert to fraction form
    497,931.64/746,411.46 = 198,322.36/x
  3. Step 3: Cross multiply
    497,931.64x = 746,411.46 × 198,322.36
  4. Step 4: Simplify right side
    497,931.64x = 148,030,082,278.25
  5. Step 5: Solve for x
    x = 148,030,082,278.25/497,931.64
  6. Step 6: Final answer
    x = 297,289.97

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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.