Home / 439,962.76-607,157.67-248,976.10

Finding the Fourth Proportional to 439,962.76, 607,157.67 and 248,976.10

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Solution

The fourth proportional to 439,962.76, 607,157.67 and 248,976.10 is: 343,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,962.76 : 607,157.67 = 248,976.10 : x
  2. Step 2: Convert to fraction form
    439,962.76/607,157.67 = 248,976.10/x
  3. Step 3: Cross multiply
    439,962.76x = 607,157.67 × 248,976.10
  4. Step 4: Simplify right side
    439,962.76x = 151,167,748,761.69
  5. Step 5: Solve for x
    x = 151,167,748,761.69/439,962.76
  6. Step 6: Final answer
    x = 343,592.15

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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.