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Finding the Fourth Proportional to 653,461.52, 901,765.50 and 363,075.75

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Solution

The fourth proportional to 653,461.52, 901,765.50 and 363,075.75 is: 501,038.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,461.52 : 901,765.50 = 363,075.75 : x
  2. Step 2: Convert to fraction form
    653,461.52/901,765.50 = 363,075.75/x
  3. Step 3: Cross multiply
    653,461.52x = 901,765.50 × 363,075.75
  4. Step 4: Simplify right side
    653,461.52x = 327,409,185,236.63
  5. Step 5: Solve for x
    x = 327,409,185,236.63/653,461.52
  6. Step 6: Final answer
    x = 501,038.21

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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.