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Finding the Fourth Proportional to 964,446.70, 1,446,123.30 and 365,427.40

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Solution

The fourth proportional to 964,446.70, 1,446,123.30 and 365,427.40 is: 547,933.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,446.70 : 1,446,123.30 = 365,427.40 : x
  2. Step 2: Convert to fraction form
    964,446.70/1,446,123.30 = 365,427.40/x
  3. Step 3: Cross multiply
    964,446.70x = 1,446,123.30 × 365,427.40
  4. Step 4: Simplify right side
    964,446.70x = 528,453,077,598.42
  5. Step 5: Solve for x
    x = 528,453,077,598.42/964,446.70
  6. Step 6: Final answer
    x = 547,933.94

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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.