Home / 958,399.80-1,437,599.70-293,465.40

Finding the Fourth Proportional to 958,399.80, 1,437,599.70 and 293,465.40

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Solution

The fourth proportional to 958,399.80, 1,437,599.70 and 293,465.40 is: 440,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,399.80 : 1,437,599.70 = 293,465.40 : x
  2. Step 2: Convert to fraction form
    958,399.80/1,437,599.70 = 293,465.40/x
  3. Step 3: Cross multiply
    958,399.80x = 1,437,599.70 × 293,465.40
  4. Step 4: Simplify right side
    958,399.80x = 421,885,771,000.38
  5. Step 5: Solve for x
    x = 421,885,771,000.38/958,399.80
  6. Step 6: Final answer
    x = 440,198.10

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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.