Home / 1,172,364.28-1,757,364.90-462,117.40

Finding the Fourth Proportional to 1,172,364.28, 1,757,364.90 and 462,117.40

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Solution

The fourth proportional to 1,172,364.28, 1,757,364.90 and 462,117.40 is: 692,710.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,364.28 : 1,757,364.90 = 462,117.40 : x
  2. Step 2: Convert to fraction form
    1,172,364.28/1,757,364.90 = 462,117.40/x
  3. Step 3: Cross multiply
    1,172,364.28x = 1,757,364.90 × 462,117.40
  4. Step 4: Simplify right side
    1,172,364.28x = 812,108,898,439.26
  5. Step 5: Solve for x
    x = 812,108,898,439.26/1,172,364.28
  6. Step 6: Final answer
    x = 692,710.37

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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.