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Finding the Fourth Proportional to 282,283.99, 389,541.81 and 159,773.74

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Solution

The fourth proportional to 282,283.99, 389,541.81 and 159,773.74 is: 220,482.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,283.99 : 389,541.81 = 159,773.74 : x
  2. Step 2: Convert to fraction form
    282,283.99/389,541.81 = 159,773.74/x
  3. Step 3: Cross multiply
    282,283.99x = 389,541.81 × 159,773.74
  4. Step 4: Simplify right side
    282,283.99x = 62,238,551,495.37
  5. Step 5: Solve for x
    x = 62,238,551,495.37/282,283.99
  6. Step 6: Final answer
    x = 220,482.05

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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.