Home / 756,142.55-1,132,346.36-563,555.22

Finding the Fourth Proportional to 756,142.55, 1,132,346.36 and 563,555.22

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Solution

The fourth proportional to 756,142.55, 1,132,346.36 and 563,555.22 is: 843,941.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,142.55 : 1,132,346.36 = 563,555.22 : x
  2. Step 2: Convert to fraction form
    756,142.55/1,132,346.36 = 563,555.22/x
  3. Step 3: Cross multiply
    756,142.55x = 1,132,346.36 × 563,555.22
  4. Step 4: Simplify right side
    756,142.55x = 638,139,699,208.22
  5. Step 5: Solve for x
    x = 638,139,699,208.22/756,142.55
  6. Step 6: Final answer
    x = 843,941.00

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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.