Home / 669,969.70-1,003,204.95-432,024.10

Finding the Fourth Proportional to 669,969.70, 1,003,204.95 and 432,024.10

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Solution

The fourth proportional to 669,969.70, 1,003,204.95 and 432,024.10 is: 646,907.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,969.70 : 1,003,204.95 = 432,024.10 : x
  2. Step 2: Convert to fraction form
    669,969.70/1,003,204.95 = 432,024.10/x
  3. Step 3: Cross multiply
    669,969.70x = 1,003,204.95 × 432,024.10
  4. Step 4: Simplify right side
    669,969.70x = 433,408,715,639.30
  5. Step 5: Solve for x
    x = 433,408,715,639.30/669,969.70
  6. Step 6: Final answer
    x = 646,907.94

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1.5x scale

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.