Home / 319,217.23-478,895.90-94,595.24

Finding the Fourth Proportional to 319,217.23, 478,895.90 and 94,595.24

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Solution

The fourth proportional to 319,217.23, 478,895.90 and 94,595.24 is: 141,913.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,217.23 : 478,895.90 = 94,595.24 : x
  2. Step 2: Convert to fraction form
    319,217.23/478,895.90 = 94,595.24/x
  3. Step 3: Cross multiply
    319,217.23x = 478,895.90 × 94,595.24
  4. Step 4: Simplify right side
    319,217.23x = 45,301,273,319.78
  5. Step 5: Solve for x
    x = 45,301,273,319.78/319,217.23
  6. Step 6: Final answer
    x = 141,913.62

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1.5x scale

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.