Home / 460,257.04-634,827.54-307,218.07

Finding the Fourth Proportional to 460,257.04, 634,827.54 and 307,218.07

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Solution

The fourth proportional to 460,257.04, 634,827.54 and 307,218.07 is: 423,742.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,257.04 : 634,827.54 = 307,218.07 : x
  2. Step 2: Convert to fraction form
    460,257.04/634,827.54 = 307,218.07/x
  3. Step 3: Cross multiply
    460,257.04x = 634,827.54 × 307,218.07
  4. Step 4: Simplify right side
    460,257.04x = 195,030,491,621.65
  5. Step 5: Solve for x
    x = 195,030,491,621.65/460,257.04
  6. Step 6: Final answer
    x = 423,742.55

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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.