Home / 745,011.65-1,117,684.06-271,697.01

Finding the Fourth Proportional to 745,011.65, 1,117,684.06 and 271,697.01

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Solution

The fourth proportional to 745,011.65, 1,117,684.06 and 271,697.01 is: 407,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,011.65 : 1,117,684.06 = 271,697.01 : x
  2. Step 2: Convert to fraction form
    745,011.65/1,117,684.06 = 271,697.01/x
  3. Step 3: Cross multiply
    745,011.65x = 1,117,684.06 × 271,697.01
  4. Step 4: Simplify right side
    745,011.65x = 303,671,413,753.21
  5. Step 5: Solve for x
    x = 303,671,413,753.21/745,011.65
  6. Step 6: Final answer
    x = 407,606.26

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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.