Home / 990,334.63-1,486,053.87-534,916.67

Finding the Fourth Proportional to 990,334.63, 1,486,053.87 and 534,916.67

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Solution

The fourth proportional to 990,334.63, 1,486,053.87 and 534,916.67 is: 802,673.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,334.63 : 1,486,053.87 = 534,916.67 : x
  2. Step 2: Convert to fraction form
    990,334.63/1,486,053.87 = 534,916.67/x
  3. Step 3: Cross multiply
    990,334.63x = 1,486,053.87 × 534,916.67
  4. Step 4: Simplify right side
    990,334.63x = 794,914,991,296.15
  5. Step 5: Solve for x
    x = 794,914,991,296.15/990,334.63
  6. Step 6: Final answer
    x = 802,673.13

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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.