Home / 938,626.34-1,295,314.32-551,457.87

Finding the Fourth Proportional to 938,626.34, 1,295,314.32 and 551,457.87

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Solution

The fourth proportional to 938,626.34, 1,295,314.32 and 551,457.87 is: 761,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,626.34 : 1,295,314.32 = 551,457.87 : x
  2. Step 2: Convert to fraction form
    938,626.34/1,295,314.32 = 551,457.87/x
  3. Step 3: Cross multiply
    938,626.34x = 1,295,314.32 × 551,457.87
  4. Step 4: Simplify right side
    938,626.34x = 714,311,275,887.70
  5. Step 5: Solve for x
    x = 714,311,275,887.70/938,626.34
  6. Step 6: Final answer
    x = 761,017.72

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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.