Home / 771,103.79-1,156,897.65-463,709.57

Finding the Fourth Proportional to 771,103.79, 1,156,897.65 and 463,709.57

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Solution

The fourth proportional to 771,103.79, 1,156,897.65 and 463,709.57 is: 695,709.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,103.79 : 1,156,897.65 = 463,709.57 : x
  2. Step 2: Convert to fraction form
    771,103.79/1,156,897.65 = 463,709.57/x
  3. Step 3: Cross multiply
    771,103.79x = 1,156,897.65 × 463,709.57
  4. Step 4: Simplify right side
    771,103.79x = 536,464,507,769.93
  5. Step 5: Solve for x
    x = 536,464,507,769.93/771,103.79
  6. Step 6: Final answer
    x = 695,709.86

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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.