Home / 459,384.16-634,144.56-430,687.84

Finding the Fourth Proportional to 459,384.16, 634,144.56 and 430,687.84

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Solution

The fourth proportional to 459,384.16, 634,144.56 and 430,687.84 is: 594,531.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,384.16 : 634,144.56 = 430,687.84 : x
  2. Step 2: Convert to fraction form
    459,384.16/634,144.56 = 430,687.84/x
  3. Step 3: Cross multiply
    459,384.16x = 634,144.56 × 430,687.84
  4. Step 4: Simplify right side
    459,384.16x = 273,118,350,794.15
  5. Step 5: Solve for x
    x = 273,118,350,794.15/459,384.16
  6. Step 6: Final answer
    x = 594,531.49

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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.