Home / 1,022,898.55-1,534,292.36-312,926.65

Finding the Fourth Proportional to 1,022,898.55, 1,534,292.36 and 312,926.65

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Solution

The fourth proportional to 1,022,898.55, 1,534,292.36 and 312,926.65 is: 469,373.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,898.55 : 1,534,292.36 = 312,926.65 : x
  2. Step 2: Convert to fraction form
    1,022,898.55/1,534,292.36 = 312,926.65/x
  3. Step 3: Cross multiply
    1,022,898.55x = 1,534,292.36 × 312,926.65
  4. Step 4: Simplify right side
    1,022,898.55x = 480,120,966,770.76
  5. Step 5: Solve for x
    x = 480,120,966,770.76/1,022,898.55
  6. Step 6: Final answer
    x = 469,373.01

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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.