Home / 607,239.02-838,063.73-352,590.20

Finding the Fourth Proportional to 607,239.02, 838,063.73 and 352,590.20

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Solution

The fourth proportional to 607,239.02, 838,063.73 and 352,590.20 is: 486,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,239.02 : 838,063.73 = 352,590.20 : x
  2. Step 2: Convert to fraction form
    607,239.02/838,063.73 = 352,590.20/x
  3. Step 3: Cross multiply
    607,239.02x = 838,063.73 × 352,590.20
  4. Step 4: Simplify right side
    607,239.02x = 295,493,058,173.45
  5. Step 5: Solve for x
    x = 295,493,058,173.45/607,239.02
  6. Step 6: Final answer
    x = 486,617.38

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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.