Home / 671,574.30-1,007,361.45-603,923.10

Finding the Fourth Proportional to 671,574.30, 1,007,361.45 and 603,923.10

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Solution

The fourth proportional to 671,574.30, 1,007,361.45 and 603,923.10 is: 905,884.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,574.30 : 1,007,361.45 = 603,923.10 : x
  2. Step 2: Convert to fraction form
    671,574.30/1,007,361.45 = 603,923.10/x
  3. Step 3: Cross multiply
    671,574.30x = 1,007,361.45 × 603,923.10
  4. Step 4: Simplify right side
    671,574.30x = 608,368,849,704.50
  5. Step 5: Solve for x
    x = 608,368,849,704.50/671,574.30
  6. Step 6: Final answer
    x = 905,884.65

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Double scale
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Similar ratio
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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.