Home / 890,595.92-1,335,913.32-535,906.64

Finding the Fourth Proportional to 890,595.92, 1,335,913.32 and 535,906.64

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Solution

The fourth proportional to 890,595.92, 1,335,913.32 and 535,906.64 is: 803,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,595.92 : 1,335,913.32 = 535,906.64 : x
  2. Step 2: Convert to fraction form
    890,595.92/1,335,913.32 = 535,906.64/x
  3. Step 3: Cross multiply
    890,595.92x = 1,335,913.32 × 535,906.64
  4. Step 4: Simplify right side
    890,595.92x = 715,924,818,652.45
  5. Step 5: Solve for x
    x = 715,924,818,652.45/890,595.92
  6. Step 6: Final answer
    x = 803,871.66

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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.