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Finding the Fourth Proportional to 536,710.24, 740,661.74 and 295,017.58

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Solution

The fourth proportional to 536,710.24, 740,661.74 and 295,017.58 is: 407,125.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,710.24 : 740,661.74 = 295,017.58 : x
  2. Step 2: Convert to fraction form
    536,710.24/740,661.74 = 295,017.58/x
  3. Step 3: Cross multiply
    536,710.24x = 740,661.74 × 295,017.58
  4. Step 4: Simplify right side
    536,710.24x = 218,508,234,133.39
  5. Step 5: Solve for x
    x = 218,508,234,133.39/536,710.24
  6. Step 6: Final answer
    x = 407,125.14

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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.