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Finding the Fourth Proportional to 659,596.32, 910,247.76 and 357,792.48

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Solution

The fourth proportional to 659,596.32, 910,247.76 and 357,792.48 is: 493,756.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,596.32 : 910,247.76 = 357,792.48 : x
  2. Step 2: Convert to fraction form
    659,596.32/910,247.76 = 357,792.48/x
  3. Step 3: Cross multiply
    659,596.32x = 910,247.76 × 357,792.48
  4. Step 4: Simplify right side
    659,596.32x = 325,679,803,464.85
  5. Step 5: Solve for x
    x = 325,679,803,464.85/659,596.32
  6. Step 6: Final answer
    x = 493,756.25

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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.