Home / 319,552.02-479,263.64-117,079.16

Finding the Fourth Proportional to 319,552.02, 479,263.64 and 117,079.16

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Solution

The fourth proportional to 319,552.02, 479,263.64 and 117,079.16 is: 175,595.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,552.02 : 479,263.64 = 117,079.16 : x
  2. Step 2: Convert to fraction form
    319,552.02/479,263.64 = 117,079.16/x
  3. Step 3: Cross multiply
    319,552.02x = 479,263.64 × 117,079.16
  4. Step 4: Simplify right side
    319,552.02x = 56,111,781,408.03
  5. Step 5: Solve for x
    x = 56,111,781,408.03/319,552.02
  6. Step 6: Final answer
    x = 175,595.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.