Home / 736,427.70-1,105,189.11-547,328.34

Finding the Fourth Proportional to 736,427.70, 1,105,189.11 and 547,328.34

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Solution

The fourth proportional to 736,427.70, 1,105,189.11 and 547,328.34 is: 821,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,427.70 : 1,105,189.11 = 547,328.34 : x
  2. Step 2: Convert to fraction form
    736,427.70/1,105,189.11 = 547,328.34/x
  3. Step 3: Cross multiply
    736,427.70x = 1,105,189.11 × 547,328.34
  4. Step 4: Simplify right side
    736,427.70x = 604,901,320,962.38
  5. Step 5: Solve for x
    x = 604,901,320,962.38/736,427.70
  6. Step 6: Final answer
    x = 821,399.47

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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.