Home / 966,401.82-1,333,652.58-536,722.20

Finding the Fourth Proportional to 966,401.82, 1,333,652.58 and 536,722.20

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Solution

The fourth proportional to 966,401.82, 1,333,652.58 and 536,722.20 is: 740,686.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,401.82 : 1,333,652.58 = 536,722.20 : x
  2. Step 2: Convert to fraction form
    966,401.82/1,333,652.58 = 536,722.20/x
  3. Step 3: Cross multiply
    966,401.82x = 1,333,652.58 × 536,722.20
  4. Step 4: Simplify right side
    966,401.82x = 715,800,946,773.28
  5. Step 5: Solve for x
    x = 715,800,946,773.28/966,401.82
  6. Step 6: Final answer
    x = 740,686.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.