Home / 752,548.86-1,038,518.14-430,265.71

Finding the Fourth Proportional to 752,548.86, 1,038,518.14 and 430,265.71

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Solution

The fourth proportional to 752,548.86, 1,038,518.14 and 430,265.71 is: 593,767.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,548.86 : 1,038,518.14 = 430,265.71 : x
  2. Step 2: Convert to fraction form
    752,548.86/1,038,518.14 = 430,265.71/x
  3. Step 3: Cross multiply
    752,548.86x = 1,038,518.14 × 430,265.71
  4. Step 4: Simplify right side
    752,548.86x = 446,838,743,213.67
  5. Step 5: Solve for x
    x = 446,838,743,213.67/752,548.86
  6. Step 6: Final answer
    x = 593,767.08

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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.