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Finding the Fourth Proportional to 536,361.48, 740,075.76 and 364,415.76

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Solution

The fourth proportional to 536,361.48, 740,075.76 and 364,415.76 is: 502,823.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,361.48 : 740,075.76 = 364,415.76 : x
  2. Step 2: Convert to fraction form
    536,361.48/740,075.76 = 364,415.76/x
  3. Step 3: Cross multiply
    536,361.48x = 740,075.76 × 364,415.76
  4. Step 4: Simplify right side
    536,361.48x = 269,695,270,537.98
  5. Step 5: Solve for x
    x = 269,695,270,537.98/536,361.48
  6. Step 6: Final answer
    x = 502,823.71

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1.5x scale

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.