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Finding the Fourth Proportional to 601,810.46, 830,507.78 and 360,103.22

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Solution

The fourth proportional to 601,810.46, 830,507.78 and 360,103.22 is: 496,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,810.46 : 830,507.78 = 360,103.22 : x
  2. Step 2: Convert to fraction form
    601,810.46/830,507.78 = 360,103.22/x
  3. Step 3: Cross multiply
    601,810.46x = 830,507.78 × 360,103.22
  4. Step 4: Simplify right side
    601,810.46x = 299,068,525,675.18
  5. Step 5: Solve for x
    x = 299,068,525,675.18/601,810.46
  6. Step 6: Final answer
    x = 496,948.04

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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.