Home / 946,434.96-1,306,082.34-516,715.20

Finding the Fourth Proportional to 946,434.96, 1,306,082.34 and 516,715.20

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Solution

The fourth proportional to 946,434.96, 1,306,082.34 and 516,715.20 is: 713,068.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,434.96 : 1,306,082.34 = 516,715.20 : x
  2. Step 2: Convert to fraction form
    946,434.96/1,306,082.34 = 516,715.20/x
  3. Step 3: Cross multiply
    946,434.96x = 1,306,082.34 × 516,715.20
  4. Step 4: Simplify right side
    946,434.96x = 674,872,597,529.57
  5. Step 5: Solve for x
    x = 674,872,597,529.57/946,434.96
  6. Step 6: Final answer
    x = 713,068.12

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Double scale
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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.