Home / 915,465.26-1,263,341.58-507,566

Finding the Fourth Proportional to 915,465.26, 1,263,341.58 and 507,566

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Solution

The fourth proportional to 915,465.26, 1,263,341.58 and 507,566 is: 700,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,465.26 : 1,263,341.58 = 507,566 : x
  2. Step 2: Convert to fraction form
    915,465.26/1,263,341.58 = 507,566/x
  3. Step 3: Cross multiply
    915,465.26x = 1,263,341.58 × 507,566
  4. Step 4: Simplify right side
    915,465.26x = 641,229,232,394.28
  5. Step 5: Solve for x
    x = 641,229,232,394.28/915,465.26
  6. Step 6: Final answer
    x = 700,440.81

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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.