Home / 958,374.59-1,437,409.40-318,625.25

Finding the Fourth Proportional to 958,374.59, 1,437,409.40 and 318,625.25

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Solution

The fourth proportional to 958,374.59, 1,437,409.40 and 318,625.25 is: 477,887.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,374.59 : 1,437,409.40 = 318,625.25 : x
  2. Step 2: Convert to fraction form
    958,374.59/1,437,409.40 = 318,625.25/x
  3. Step 3: Cross multiply
    958,374.59x = 1,437,409.40 × 318,625.25
  4. Step 4: Simplify right side
    958,374.59x = 457,994,920,647.18
  5. Step 5: Solve for x
    x = 457,994,920,647.18/958,374.59
  6. Step 6: Final answer
    x = 477,887.17

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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.