Home / 804,138.84-1,109,800.08-460,006.56

Finding the Fourth Proportional to 804,138.84, 1,109,800.08 and 460,006.56

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Solution

The fourth proportional to 804,138.84, 1,109,800.08 and 460,006.56 is: 634,859.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,138.84 : 1,109,800.08 = 460,006.56 : x
  2. Step 2: Convert to fraction form
    804,138.84/1,109,800.08 = 460,006.56/x
  3. Step 3: Cross multiply
    804,138.84x = 1,109,800.08 × 460,006.56
  4. Step 4: Simplify right side
    804,138.84x = 510,515,317,088.53
  5. Step 5: Solve for x
    x = 510,515,317,088.53/804,138.84
  6. Step 6: Final answer
    x = 634,859.67

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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.