Home / 904,343.59-1,247,915.48-496,444.85

Finding the Fourth Proportional to 904,343.59, 1,247,915.48 and 496,444.85

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Solution

The fourth proportional to 904,343.59, 1,247,915.48 and 496,444.85 is: 685,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,343.59 : 1,247,915.48 = 496,444.85 : x
  2. Step 2: Convert to fraction form
    904,343.59/1,247,915.48 = 496,444.85/x
  3. Step 3: Cross multiply
    904,343.59x = 1,247,915.48 × 496,444.85
  4. Step 4: Simplify right side
    904,343.59x = 619,521,213,281.28
  5. Step 5: Solve for x
    x = 619,521,213,281.28/904,343.59
  6. Step 6: Final answer
    x = 685,050.70

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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.