Home / 963,309.36-1,329,308.44-533,564.40

Finding the Fourth Proportional to 963,309.36, 1,329,308.44 and 533,564.40

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Solution

The fourth proportional to 963,309.36, 1,329,308.44 and 533,564.40 is: 736,286.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,309.36 : 1,329,308.44 = 533,564.40 : x
  2. Step 2: Convert to fraction form
    963,309.36/1,329,308.44 = 533,564.40/x
  3. Step 3: Cross multiply
    963,309.36x = 1,329,308.44 × 533,564.40
  4. Step 4: Simplify right side
    963,309.36x = 709,271,660,203.54
  5. Step 5: Solve for x
    x = 709,271,660,203.54/963,309.36
  6. Step 6: Final answer
    x = 736,286.48

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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.