Home / 996,688.66-1,494,980.72-286,688.82

Finding the Fourth Proportional to 996,688.66, 1,494,980.72 and 286,688.82

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Solution

The fourth proportional to 996,688.66, 1,494,980.72 and 286,688.82 is: 430,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,688.66 : 1,494,980.72 = 286,688.82 : x
  2. Step 2: Convert to fraction form
    996,688.66/1,494,980.72 = 286,688.82/x
  3. Step 3: Cross multiply
    996,688.66x = 1,494,980.72 × 286,688.82
  4. Step 4: Simplify right side
    996,688.66x = 428,594,258,539.55
  5. Step 5: Solve for x
    x = 428,594,258,539.55/996,688.66
  6. Step 6: Final answer
    x = 430,018.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.