Home / 734,130.30-1,013,106.72-411,847.32

Finding the Fourth Proportional to 734,130.30, 1,013,106.72 and 411,847.32

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Solution

The fourth proportional to 734,130.30, 1,013,106.72 and 411,847.32 is: 568,353.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,130.30 : 1,013,106.72 = 411,847.32 : x
  2. Step 2: Convert to fraction form
    734,130.30/1,013,106.72 = 411,847.32/x
  3. Step 3: Cross multiply
    734,130.30x = 1,013,106.72 × 411,847.32
  4. Step 4: Simplify right side
    734,130.30x = 417,245,283,984.88
  5. Step 5: Solve for x
    x = 417,245,283,984.88/734,130.30
  6. Step 6: Final answer
    x = 568,353.17

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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.