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Finding the Fourth Proportional to 365,075.44, 547,665.76 and 112,377.52

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Solution

The fourth proportional to 365,075.44, 547,665.76 and 112,377.52 is: 168,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,075.44 : 547,665.76 = 112,377.52 : x
  2. Step 2: Convert to fraction form
    365,075.44/547,665.76 = 112,377.52/x
  3. Step 3: Cross multiply
    365,075.44x = 547,665.76 × 112,377.52
  4. Step 4: Simplify right side
    365,075.44x = 61,545,319,897.72
  5. Step 5: Solve for x
    x = 61,545,319,897.72/365,075.44
  6. Step 6: Final answer
    x = 168,582.47

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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.