Home / 319,050.66-478,585.29-119,332.95

Finding the Fourth Proportional to 319,050.66, 478,585.29 and 119,332.95

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Solution

The fourth proportional to 319,050.66, 478,585.29 and 119,332.95 is: 179,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,050.66 : 478,585.29 = 119,332.95 : x
  2. Step 2: Convert to fraction form
    319,050.66/478,585.29 = 119,332.95/x
  3. Step 3: Cross multiply
    319,050.66x = 478,585.29 × 119,332.95
  4. Step 4: Simplify right side
    319,050.66x = 57,110,994,482.31
  5. Step 5: Solve for x
    x = 57,110,994,482.31/319,050.66
  6. Step 6: Final answer
    x = 179,002.90

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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.