Home / 712,065.96-1,068,096.24-291,341.70

Finding the Fourth Proportional to 712,065.96, 1,068,096.24 and 291,341.70

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Solution

The fourth proportional to 712,065.96, 1,068,096.24 and 291,341.70 is: 437,011.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,065.96 : 1,068,096.24 = 291,341.70 : x
  2. Step 2: Convert to fraction form
    712,065.96/1,068,096.24 = 291,341.70/x
  3. Step 3: Cross multiply
    712,065.96x = 1,068,096.24 × 291,341.70
  4. Step 4: Simplify right side
    712,065.96x = 311,180,974,325.21
  5. Step 5: Solve for x
    x = 311,180,974,325.21/712,065.96
  6. Step 6: Final answer
    x = 437,011.45

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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.