Home / 783,453.88-1,175,350.01-243,699.87

Finding the Fourth Proportional to 783,453.88, 1,175,350.01 and 243,699.87

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Solution

The fourth proportional to 783,453.88, 1,175,350.01 and 243,699.87 is: 365,602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,453.88 : 1,175,350.01 = 243,699.87 : x
  2. Step 2: Convert to fraction form
    783,453.88/1,175,350.01 = 243,699.87/x
  3. Step 3: Cross multiply
    783,453.88x = 1,175,350.01 × 243,699.87
  4. Step 4: Simplify right side
    783,453.88x = 286,432,643,423.00
  5. Step 5: Solve for x
    x = 286,432,643,423.00/783,453.88
  6. Step 6: Final answer
    x = 365,602.43

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1.5x scale

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.