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Finding the Fourth Proportional to 603,856.10, 846,642.70 and 603,856.10

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Solution

The fourth proportional to 603,856.10, 846,642.70 and 603,856.10 is: 846,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,856.10 : 846,642.70 = 603,856.10 : x
  2. Step 2: Convert to fraction form
    603,856.10/846,642.70 = 603,856.10/x
  3. Step 3: Cross multiply
    603,856.10x = 846,642.70 × 603,856.10
  4. Step 4: Simplify right side
    603,856.10x = 511,250,358,915.47
  5. Step 5: Solve for x
    x = 511,250,358,915.47/603,856.10
  6. Step 6: Final answer
    x = 846,642.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.