Home / 864,276.48-1,192,702.52-482,303.16

Finding the Fourth Proportional to 864,276.48, 1,192,702.52 and 482,303.16

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Solution

The fourth proportional to 864,276.48, 1,192,702.52 and 482,303.16 is: 665,578.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,276.48 : 1,192,702.52 = 482,303.16 : x
  2. Step 2: Convert to fraction form
    864,276.48/1,192,702.52 = 482,303.16/x
  3. Step 3: Cross multiply
    864,276.48x = 1,192,702.52 × 482,303.16
  4. Step 4: Simplify right side
    864,276.48x = 575,244,195,541.72
  5. Step 5: Solve for x
    x = 575,244,195,541.72/864,276.48
  6. Step 6: Final answer
    x = 665,578.91

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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.