Home / 832,563.75-1,249,343.84-359,249.11

Finding the Fourth Proportional to 832,563.75, 1,249,343.84 and 359,249.11

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Solution

The fourth proportional to 832,563.75, 1,249,343.84 and 359,249.11 is: 539,088.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,563.75 : 1,249,343.84 = 359,249.11 : x
  2. Step 2: Convert to fraction form
    832,563.75/1,249,343.84 = 359,249.11/x
  3. Step 3: Cross multiply
    832,563.75x = 1,249,343.84 × 359,249.11
  4. Step 4: Simplify right side
    832,563.75x = 448,825,662,603.98
  5. Step 5: Solve for x
    x = 448,825,662,603.98/832,563.75
  6. Step 6: Final answer
    x = 539,088.64

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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.