Home / 460,869.63-636,002.73-256,933.50

Finding the Fourth Proportional to 460,869.63, 636,002.73 and 256,933.50

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Solution

The fourth proportional to 460,869.63, 636,002.73 and 256,933.50 is: 354,569.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,869.63 : 636,002.73 = 256,933.50 : x
  2. Step 2: Convert to fraction form
    460,869.63/636,002.73 = 256,933.50/x
  3. Step 3: Cross multiply
    460,869.63x = 636,002.73 × 256,933.50
  4. Step 4: Simplify right side
    460,869.63x = 163,410,407,428.46
  5. Step 5: Solve for x
    x = 163,410,407,428.46/460,869.63
  6. Step 6: Final answer
    x = 354,569.70

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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.