Home / 972,739.53-1,342,403.28-610,178.67

Finding the Fourth Proportional to 972,739.53, 1,342,403.28 and 610,178.67

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Solution

The fourth proportional to 972,739.53, 1,342,403.28 and 610,178.67 is: 842,060.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,739.53 : 1,342,403.28 = 610,178.67 : x
  2. Step 2: Convert to fraction form
    972,739.53/1,342,403.28 = 610,178.67/x
  3. Step 3: Cross multiply
    972,739.53x = 1,342,403.28 × 610,178.67
  4. Step 4: Simplify right side
    972,739.53x = 819,105,847,994.04
  5. Step 5: Solve for x
    x = 819,105,847,994.04/972,739.53
  6. Step 6: Final answer
    x = 842,060.82

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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.