Home / 904,614.87-1,248,311.83-496,714.76

Finding the Fourth Proportional to 904,614.87, 1,248,311.83 and 496,714.76

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Solution

The fourth proportional to 904,614.87, 1,248,311.83 and 496,714.76 is: 685,435.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,614.87 : 1,248,311.83 = 496,714.76 : x
  2. Step 2: Convert to fraction form
    904,614.87/1,248,311.83 = 496,714.76/x
  3. Step 3: Cross multiply
    904,614.87x = 1,248,311.83 × 496,714.76
  4. Step 4: Simplify right side
    904,614.87x = 620,054,911,043.61
  5. Step 5: Solve for x
    x = 620,054,911,043.61/904,614.87
  6. Step 6: Final answer
    x = 685,435.24

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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.