Home / 909,745.98-1,364,385.69-377,418.30

Finding the Fourth Proportional to 909,745.98, 1,364,385.69 and 377,418.30

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Solution

The fourth proportional to 909,745.98, 1,364,385.69 and 377,418.30 is: 566,030.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,745.98 : 1,364,385.69 = 377,418.30 : x
  2. Step 2: Convert to fraction form
    909,745.98/1,364,385.69 = 377,418.30/x
  3. Step 3: Cross multiply
    909,745.98x = 1,364,385.69 × 377,418.30
  4. Step 4: Simplify right side
    909,745.98x = 514,944,127,664.13
  5. Step 5: Solve for x
    x = 514,944,127,664.13/909,745.98
  6. Step 6: Final answer
    x = 566,030.67

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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.