Home / 879,364.67-1,213,522.71-476,956.67

Finding the Fourth Proportional to 879,364.67, 1,213,522.71 and 476,956.67

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Solution

The fourth proportional to 879,364.67, 1,213,522.71 and 476,956.67 is: 658,199.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,364.67 : 1,213,522.71 = 476,956.67 : x
  2. Step 2: Convert to fraction form
    879,364.67/1,213,522.71 = 476,956.67/x
  3. Step 3: Cross multiply
    879,364.67x = 1,213,522.71 × 476,956.67
  4. Step 4: Simplify right side
    879,364.67x = 578,797,750,730.98
  5. Step 5: Solve for x
    x = 578,797,750,730.98/879,364.67
  6. Step 6: Final answer
    x = 658,199.91

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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.