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Finding the Fourth Proportional to 437,595.60, 656,393.40 and 369,944.40

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Solution

The fourth proportional to 437,595.60, 656,393.40 and 369,944.40 is: 554,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,595.60 : 656,393.40 = 369,944.40 : x
  2. Step 2: Convert to fraction form
    437,595.60/656,393.40 = 369,944.40/x
  3. Step 3: Cross multiply
    437,595.60x = 656,393.40 × 369,944.40
  4. Step 4: Simplify right side
    437,595.60x = 242,829,062,526.96
  5. Step 5: Solve for x
    x = 242,829,062,526.96/437,595.60
  6. Step 6: Final answer
    x = 554,916.60

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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.