Home / 852,702.80-1,279,054.20-498,117.20

Finding the Fourth Proportional to 852,702.80, 1,279,054.20 and 498,117.20

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Solution

The fourth proportional to 852,702.80, 1,279,054.20 and 498,117.20 is: 747,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,702.80 : 1,279,054.20 = 498,117.20 : x
  2. Step 2: Convert to fraction form
    852,702.80/1,279,054.20 = 498,117.20/x
  3. Step 3: Cross multiply
    852,702.80x = 1,279,054.20 × 498,117.20
  4. Step 4: Simplify right side
    852,702.80x = 637,118,896,752.24
  5. Step 5: Solve for x
    x = 637,118,896,752.24/852,702.80
  6. Step 6: Final answer
    x = 747,175.80

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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.