Home / 688,241.70-1,032,362.55-373,313.70

Finding the Fourth Proportional to 688,241.70, 1,032,362.55 and 373,313.70

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Solution

The fourth proportional to 688,241.70, 1,032,362.55 and 373,313.70 is: 559,970.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,241.70 : 1,032,362.55 = 373,313.70 : x
  2. Step 2: Convert to fraction form
    688,241.70/1,032,362.55 = 373,313.70/x
  3. Step 3: Cross multiply
    688,241.70x = 1,032,362.55 × 373,313.70
  4. Step 4: Simplify right side
    688,241.70x = 385,395,083,281.94
  5. Step 5: Solve for x
    x = 385,395,083,281.94/688,241.70
  6. Step 6: Final answer
    x = 559,970.55

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Similar ratio
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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.