Home / 757,313.34-1,045,075.56-417,781.50

Finding the Fourth Proportional to 757,313.34, 1,045,075.56 and 417,781.50

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Solution

The fourth proportional to 757,313.34, 1,045,075.56 and 417,781.50 is: 576,529.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,313.34 : 1,045,075.56 = 417,781.50 : x
  2. Step 2: Convert to fraction form
    757,313.34/1,045,075.56 = 417,781.50/x
  3. Step 3: Cross multiply
    757,313.34x = 1,045,075.56 × 417,781.50
  4. Step 4: Simplify right side
    757,313.34x = 436,613,235,070.14
  5. Step 5: Solve for x
    x = 436,613,235,070.14/757,313.34
  6. Step 6: Final answer
    x = 576,529.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.