Home / 1,000,410.37-1,500,854.31-326,492.96

Finding the Fourth Proportional to 1,000,410.37, 1,500,854.31 and 326,492.96

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Solution

The fourth proportional to 1,000,410.37, 1,500,854.31 and 326,492.96 is: 489,817.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,410.37 : 1,500,854.31 = 326,492.96 : x
  2. Step 2: Convert to fraction form
    1,000,410.37/1,500,854.31 = 326,492.96/x
  3. Step 3: Cross multiply
    1,000,410.37x = 1,500,854.31 × 326,492.96
  4. Step 4: Simplify right side
    1,000,410.37x = 490,018,358,696.39
  5. Step 5: Solve for x
    x = 490,018,358,696.39/1,000,410.37
  6. Step 6: Final answer
    x = 489,817.35

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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.