Home / 970,632.24-1,456,155.72-339,566.64

Finding the Fourth Proportional to 970,632.24, 1,456,155.72 and 339,566.64

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Solution

The fourth proportional to 970,632.24, 1,456,155.72 and 339,566.64 is: 509,422.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,632.24 : 1,456,155.72 = 339,566.64 : x
  2. Step 2: Convert to fraction form
    970,632.24/1,456,155.72 = 339,566.64/x
  3. Step 3: Cross multiply
    970,632.24x = 1,456,155.72 × 339,566.64
  4. Step 4: Simplify right side
    970,632.24x = 494,461,905,157.18
  5. Step 5: Solve for x
    x = 494,461,905,157.18/970,632.24
  6. Step 6: Final answer
    x = 509,422.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.