Home / 1,097,441.28-1,646,457.66-457,532.34

Finding the Fourth Proportional to 1,097,441.28, 1,646,457.66 and 457,532.34

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Solution

The fourth proportional to 1,097,441.28, 1,646,457.66 and 457,532.34 is: 686,421.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,441.28 : 1,646,457.66 = 457,532.34 : x
  2. Step 2: Convert to fraction form
    1,097,441.28/1,646,457.66 = 457,532.34/x
  3. Step 3: Cross multiply
    1,097,441.28x = 1,646,457.66 × 457,532.34
  4. Step 4: Simplify right side
    1,097,441.28x = 753,307,625,890.72
  5. Step 5: Solve for x
    x = 753,307,625,890.72/1,097,441.28
  6. Step 6: Final answer
    x = 686,421.81

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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.