Home / 1,000,173.06-1,500,307.92-326,253.06

Finding the Fourth Proportional to 1,000,173.06, 1,500,307.92 and 326,253.06

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Solution

The fourth proportional to 1,000,173.06, 1,500,307.92 and 326,253.06 is: 489,395.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,173.06 : 1,500,307.92 = 326,253.06 : x
  2. Step 2: Convert to fraction form
    1,000,173.06/1,500,307.92 = 326,253.06/x
  3. Step 3: Cross multiply
    1,000,173.06x = 1,500,307.92 × 326,253.06
  4. Step 4: Simplify right side
    1,000,173.06x = 489,480,049,842.24
  5. Step 5: Solve for x
    x = 489,480,049,842.24/1,000,173.06
  6. Step 6: Final answer
    x = 489,395.36

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Double scale
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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.