Home / 749,023.89-1,033,652.79-409,492.14

Finding the Fourth Proportional to 749,023.89, 1,033,652.79 and 409,492.14

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Solution

The fourth proportional to 749,023.89, 1,033,652.79 and 409,492.14 is: 565,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,023.89 : 1,033,652.79 = 409,492.14 : x
  2. Step 2: Convert to fraction form
    749,023.89/1,033,652.79 = 409,492.14/x
  3. Step 3: Cross multiply
    749,023.89x = 1,033,652.79 × 409,492.14
  4. Step 4: Simplify right side
    749,023.89x = 423,272,692,994.07
  5. Step 5: Solve for x
    x = 423,272,692,994.07/749,023.89
  6. Step 6: Final answer
    x = 565,099.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.