Home / 369,280.08-509,446.80-233,219.52

Finding the Fourth Proportional to 369,280.08, 509,446.80 and 233,219.52

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Solution

The fourth proportional to 369,280.08, 509,446.80 and 233,219.52 is: 321,742.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,280.08 : 509,446.80 = 233,219.52 : x
  2. Step 2: Convert to fraction form
    369,280.08/509,446.80 = 233,219.52/x
  3. Step 3: Cross multiply
    369,280.08x = 509,446.80 × 233,219.52
  4. Step 4: Simplify right side
    369,280.08x = 118,812,938,161.54
  5. Step 5: Solve for x
    x = 118,812,938,161.54/369,280.08
  6. Step 6: Final answer
    x = 321,742.07

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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.