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Finding the Fourth Proportional to 472,325.04, 708,254.28 and 205,970.04

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Solution

The fourth proportional to 472,325.04, 708,254.28 and 205,970.04 is: 308,853.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,325.04 : 708,254.28 = 205,970.04 : x
  2. Step 2: Convert to fraction form
    472,325.04/708,254.28 = 205,970.04/x
  3. Step 3: Cross multiply
    472,325.04x = 708,254.28 × 205,970.04
  4. Step 4: Simplify right side
    472,325.04x = 145,879,162,381.77
  5. Step 5: Solve for x
    x = 145,879,162,381.77/472,325.04
  6. Step 6: Final answer
    x = 308,853.33

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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.