Home / 942,475.45-1,300,638.59-534,604.81

Finding the Fourth Proportional to 942,475.45, 1,300,638.59 and 534,604.81

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Solution

The fourth proportional to 942,475.45, 1,300,638.59 and 534,604.81 is: 737,767.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,475.45 : 1,300,638.59 = 534,604.81 : x
  2. Step 2: Convert to fraction form
    942,475.45/1,300,638.59 = 534,604.81/x
  3. Step 3: Cross multiply
    942,475.45x = 1,300,638.59 × 534,604.81
  4. Step 4: Simplify right side
    942,475.45x = 695,327,646,308.04
  5. Step 5: Solve for x
    x = 695,327,646,308.04/942,475.45
  6. Step 6: Final answer
    x = 737,767.38

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Double scale
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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.