Home / 752,302.14-1,038,176.84-430,019.16

Finding the Fourth Proportional to 752,302.14, 1,038,176.84 and 430,019.16

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Solution

The fourth proportional to 752,302.14, 1,038,176.84 and 430,019.16 is: 593,426.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,302.14 : 1,038,176.84 = 430,019.16 : x
  2. Step 2: Convert to fraction form
    752,302.14/1,038,176.84 = 430,019.16/x
  3. Step 3: Cross multiply
    752,302.14x = 1,038,176.84 × 430,019.16
  4. Step 4: Simplify right side
    752,302.14x = 446,435,934,558.20
  5. Step 5: Solve for x
    x = 446,435,934,558.20/752,302.14
  6. Step 6: Final answer
    x = 593,426.38

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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.