Home / 955,052.19-1,317,944.25-525,332.21

Finding the Fourth Proportional to 955,052.19, 1,317,944.25 and 525,332.21

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Solution

The fourth proportional to 955,052.19, 1,317,944.25 and 525,332.21 is: 724,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,052.19 : 1,317,944.25 = 525,332.21 : x
  2. Step 2: Convert to fraction form
    955,052.19/1,317,944.25 = 525,332.21/x
  3. Step 3: Cross multiply
    955,052.19x = 1,317,944.25 × 525,332.21
  4. Step 4: Simplify right side
    955,052.19x = 692,358,558,919.57
  5. Step 5: Solve for x
    x = 692,358,558,919.57/955,052.19
  6. Step 6: Final answer
    x = 724,943.17

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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.