Home / 997,137.67-1,495,800.55-772,749.42

Finding the Fourth Proportional to 997,137.67, 1,495,800.55 and 772,749.42

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Solution

The fourth proportional to 997,137.67, 1,495,800.55 and 772,749.42 is: 1,159,197.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,137.67 : 1,495,800.55 = 772,749.42 : x
  2. Step 2: Convert to fraction form
    997,137.67/1,495,800.55 = 772,749.42/x
  3. Step 3: Cross multiply
    997,137.67x = 1,495,800.55 × 772,749.42
  4. Step 4: Simplify right side
    997,137.67x = 1,155,879,000,631.51
  5. Step 5: Solve for x
    x = 1,155,879,000,631.51/997,137.67
  6. Step 6: Final answer
    x = 1,159,197.01

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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.