Home / 629,303.02-868,444.13-357,376.57

Finding the Fourth Proportional to 629,303.02, 868,444.13 and 357,376.57

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Solution

The fourth proportional to 629,303.02, 868,444.13 and 357,376.57 is: 493,183.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,303.02 : 868,444.13 = 357,376.57 : x
  2. Step 2: Convert to fraction form
    629,303.02/868,444.13 = 357,376.57/x
  3. Step 3: Cross multiply
    629,303.02x = 868,444.13 × 357,376.57
  4. Step 4: Simplify right side
    629,303.02x = 310,361,584,416.03
  5. Step 5: Solve for x
    x = 310,361,584,416.03/629,303.02
  6. Step 6: Final answer
    x = 493,183.05

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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.