Home / 904,422.46-1,248,117.62-496,561.90

Finding the Fourth Proportional to 904,422.46, 1,248,117.62 and 496,561.90

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Solution

The fourth proportional to 904,422.46, 1,248,117.62 and 496,561.90 is: 685,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,422.46 : 1,248,117.62 = 496,561.90 : x
  2. Step 2: Convert to fraction form
    904,422.46/1,248,117.62 = 496,561.90/x
  3. Step 3: Cross multiply
    904,422.46x = 1,248,117.62 × 496,561.90
  4. Step 4: Simplify right side
    904,422.46x = 619,767,656,810.68
  5. Step 5: Solve for x
    x = 619,767,656,810.68/904,422.46
  6. Step 6: Final answer
    x = 685,263.45

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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.