Home / 791,971.42-1,188,075.67-286,650.62

Finding the Fourth Proportional to 791,971.42, 1,188,075.67 and 286,650.62

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Solution

The fourth proportional to 791,971.42, 1,188,075.67 and 286,650.62 is: 430,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,971.42 : 1,188,075.67 = 286,650.62 : x
  2. Step 2: Convert to fraction form
    791,971.42/1,188,075.67 = 286,650.62/x
  3. Step 3: Cross multiply
    791,971.42x = 1,188,075.67 × 286,650.62
  4. Step 4: Simplify right side
    791,971.42x = 340,562,630,740.92
  5. Step 5: Solve for x
    x = 340,562,630,740.92/791,971.42
  6. Step 6: Final answer
    x = 430,018.84

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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.