Home / 1,141,604.81-1,712,487.18-458,491.72

Finding the Fourth Proportional to 1,141,604.81, 1,712,487.18 and 458,491.72

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Solution

The fourth proportional to 1,141,604.81, 1,712,487.18 and 458,491.72 is: 687,769.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,604.81 : 1,712,487.18 = 458,491.72 : x
  2. Step 2: Convert to fraction form
    1,141,604.81/1,712,487.18 = 458,491.72/x
  3. Step 3: Cross multiply
    1,141,604.81x = 1,712,487.18 × 458,491.72
  4. Step 4: Simplify right side
    1,141,604.81x = 785,161,184,073.71
  5. Step 5: Solve for x
    x = 785,161,184,073.71/1,141,604.81
  6. Step 6: Final answer
    x = 687,769.69

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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.