Home / 462,035.20-693,078.72-436,901.44

Finding the Fourth Proportional to 462,035.20, 693,078.72 and 436,901.44

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Solution

The fourth proportional to 462,035.20, 693,078.72 and 436,901.44 is: 655,376.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,035.20 : 693,078.72 = 436,901.44 : x
  2. Step 2: Convert to fraction form
    462,035.20/693,078.72 = 436,901.44/x
  3. Step 3: Cross multiply
    462,035.20x = 693,078.72 × 436,901.44
  4. Step 4: Simplify right side
    462,035.20x = 302,807,090,801.36
  5. Step 5: Solve for x
    x = 302,807,090,801.36/462,035.20
  6. Step 6: Final answer
    x = 655,376.67

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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.