Home / 726,051.60-1,088,931.60-346,971.60

Finding the Fourth Proportional to 726,051.60, 1,088,931.60 and 346,971.60

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Solution

The fourth proportional to 726,051.60, 1,088,931.60 and 346,971.60 is: 520,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,051.60 : 1,088,931.60 = 346,971.60 : x
  2. Step 2: Convert to fraction form
    726,051.60/1,088,931.60 = 346,971.60/x
  3. Step 3: Cross multiply
    726,051.60x = 1,088,931.60 × 346,971.60
  4. Step 4: Simplify right side
    726,051.60x = 377,828,339,542.56
  5. Step 5: Solve for x
    x = 377,828,339,542.56/726,051.60
  6. Step 6: Final answer
    x = 520,387.72

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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.