Home / 282,237.28-423,429.70-163,794.76

Finding the Fourth Proportional to 282,237.28, 423,429.70 and 163,794.76

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Solution

The fourth proportional to 282,237.28, 423,429.70 and 163,794.76 is: 245,734.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,237.28 : 423,429.70 = 163,794.76 : x
  2. Step 2: Convert to fraction form
    282,237.28/423,429.70 = 163,794.76/x
  3. Step 3: Cross multiply
    282,237.28x = 423,429.70 × 163,794.76
  4. Step 4: Simplify right side
    282,237.28x = 69,355,566,088.37
  5. Step 5: Solve for x
    x = 69,355,566,088.37/282,237.28
  6. Step 6: Final answer
    x = 245,734.96

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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.