Home / 734,462.11-1,013,534.96-407,768.05

Finding the Fourth Proportional to 734,462.11, 1,013,534.96 and 407,768.05

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Solution

The fourth proportional to 734,462.11, 1,013,534.96 and 407,768.05 is: 562,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,462.11 : 1,013,534.96 = 407,768.05 : x
  2. Step 2: Convert to fraction form
    734,462.11/1,013,534.96 = 407,768.05/x
  3. Step 3: Cross multiply
    734,462.11x = 1,013,534.96 × 407,768.05
  4. Step 4: Simplify right side
    734,462.11x = 413,287,174,637.53
  5. Step 5: Solve for x
    x = 413,287,174,637.53/734,462.11
  6. Step 6: Final answer
    x = 562,707.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.