Home / 904,117.64-1,247,698.18-496,257.64

Finding the Fourth Proportional to 904,117.64, 1,247,698.18 and 496,257.64

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Solution

The fourth proportional to 904,117.64, 1,247,698.18 and 496,257.64 is: 684,844.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,117.64 : 1,247,698.18 = 496,257.64 : x
  2. Step 2: Convert to fraction form
    904,117.64/1,247,698.18 = 496,257.64/x
  3. Step 3: Cross multiply
    904,117.64x = 1,247,698.18 × 496,257.64
  4. Step 4: Simplify right side
    904,117.64x = 619,179,754,239.10
  5. Step 5: Solve for x
    x = 619,179,754,239.10/904,117.64
  6. Step 6: Final answer
    x = 684,844.24

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Double scale
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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.