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Finding the Fourth Proportional to 536,675.39, 740,303.65 and 335,121.47

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Solution

The fourth proportional to 536,675.39, 740,303.65 and 335,121.47 is: 462,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,675.39 : 740,303.65 = 335,121.47 : x
  2. Step 2: Convert to fraction form
    536,675.39/740,303.65 = 335,121.47/x
  3. Step 3: Cross multiply
    536,675.39x = 740,303.65 × 335,121.47
  4. Step 4: Simplify right side
    536,675.39x = 248,091,646,927.89
  5. Step 5: Solve for x
    x = 248,091,646,927.89/536,675.39
  6. Step 6: Final answer
    x = 462,275.06

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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.