Home / 742,937.08-1,114,565.64-230,591.56

Finding the Fourth Proportional to 742,937.08, 1,114,565.64 and 230,591.56

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Solution

The fourth proportional to 742,937.08, 1,114,565.64 and 230,591.56 is: 345,937.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,937.08 : 1,114,565.64 = 230,591.56 : x
  2. Step 2: Convert to fraction form
    742,937.08/1,114,565.64 = 230,591.56/x
  3. Step 3: Cross multiply
    742,937.08x = 1,114,565.64 × 230,591.56
  4. Step 4: Simplify right side
    742,937.08x = 257,009,429,650.00
  5. Step 5: Solve for x
    x = 257,009,429,650.00/742,937.08
  6. Step 6: Final answer
    x = 345,937.01

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1.5x scale

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.