Home / 460,926.64-636,085.56-256,971.52

Finding the Fourth Proportional to 460,926.64, 636,085.56 and 256,971.52

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Solution

The fourth proportional to 460,926.64, 636,085.56 and 256,971.52 is: 354,624.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,926.64 : 636,085.56 = 256,971.52 : x
  2. Step 2: Convert to fraction form
    460,926.64/636,085.56 = 256,971.52/x
  3. Step 3: Cross multiply
    460,926.64x = 636,085.56 × 256,971.52
  4. Step 4: Simplify right side
    460,926.64x = 163,455,873,203.25
  5. Step 5: Solve for x
    x = 163,455,873,203.25/460,926.64
  6. Step 6: Final answer
    x = 354,624.49

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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.