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Finding the Fourth Proportional to 434,809.87, 600,123.68 and 282,037.39

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Solution

The fourth proportional to 434,809.87, 600,123.68 and 282,037.39 is: 389,267.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,809.87 : 600,123.68 = 282,037.39 : x
  2. Step 2: Convert to fraction form
    434,809.87/600,123.68 = 282,037.39/x
  3. Step 3: Cross multiply
    434,809.87x = 600,123.68 × 282,037.39
  4. Step 4: Simplify right side
    434,809.87x = 169,257,316,384.40
  5. Step 5: Solve for x
    x = 169,257,316,384.40/434,809.87
  6. Step 6: Final answer
    x = 389,267.42

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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.