Home / 904,637.46-1,248,342.92-496,736.45

Finding the Fourth Proportional to 904,637.46, 1,248,342.92 and 496,736.45

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Solution

The fourth proportional to 904,637.46, 1,248,342.92 and 496,736.45 is: 685,465.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,637.46 : 1,248,342.92 = 496,736.45 : x
  2. Step 2: Convert to fraction form
    904,637.46/1,248,342.92 = 496,736.45/x
  3. Step 3: Cross multiply
    904,637.46x = 1,248,342.92 × 496,736.45
  4. Step 4: Simplify right side
    904,637.46x = 620,097,421,738.04
  5. Step 5: Solve for x
    x = 620,097,421,738.04/904,637.46
  6. Step 6: Final answer
    x = 685,465.12

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Double scale
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Similar ratio
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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.