Home / 943,002.16-1,301,372.16-513,311.20

Finding the Fourth Proportional to 943,002.16, 1,301,372.16 and 513,311.20

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Solution

The fourth proportional to 943,002.16, 1,301,372.16 and 513,311.20 is: 708,385.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,002.16 : 1,301,372.16 = 513,311.20 : x
  2. Step 2: Convert to fraction form
    943,002.16/1,301,372.16 = 513,311.20/x
  3. Step 3: Cross multiply
    943,002.16x = 1,301,372.16 × 513,311.20
  4. Step 4: Simplify right side
    943,002.16x = 668,008,905,096.19
  5. Step 5: Solve for x
    x = 668,008,905,096.19/943,002.16
  6. Step 6: Final answer
    x = 708,385.34

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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.