Home / 997,182.83-1,495,555.54-287,056.64

Finding the Fourth Proportional to 997,182.83, 1,495,555.54 and 287,056.64

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Solution

The fourth proportional to 997,182.83, 1,495,555.54 and 287,056.64 is: 430,522.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,182.83 : 1,495,555.54 = 287,056.64 : x
  2. Step 2: Convert to fraction form
    997,182.83/1,495,555.54 = 287,056.64/x
  3. Step 3: Cross multiply
    997,182.83x = 1,495,555.54 × 287,056.64
  4. Step 4: Simplify right side
    997,182.83x = 429,309,151,267.03
  5. Step 5: Solve for x
    x = 429,309,151,267.03/997,182.83
  6. Step 6: Final answer
    x = 430,522.00

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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.