Home / 734,267.40-1,101,401.18-260,971.48

Finding the Fourth Proportional to 734,267.40, 1,101,401.18 and 260,971.48

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Solution

The fourth proportional to 734,267.40, 1,101,401.18 and 260,971.48 is: 391,457.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,267.40 : 1,101,401.18 = 260,971.48 : x
  2. Step 2: Convert to fraction form
    734,267.40/1,101,401.18 = 260,971.48/x
  3. Step 3: Cross multiply
    734,267.40x = 1,101,401.18 × 260,971.48
  4. Step 4: Simplify right side
    734,267.40x = 287,434,296,018.35
  5. Step 5: Solve for x
    x = 287,434,296,018.35/734,267.40
  6. Step 6: Final answer
    x = 391,457.25

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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.