Home / 1,051,872.40-1,578,071.02-303,918.40

Finding the Fourth Proportional to 1,051,872.40, 1,578,071.02 and 303,918.40

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Solution

The fourth proportional to 1,051,872.40, 1,578,071.02 and 303,918.40 is: 455,953.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,872.40 : 1,578,071.02 = 303,918.40 : x
  2. Step 2: Convert to fraction form
    1,051,872.40/1,578,071.02 = 303,918.40/x
  3. Step 3: Cross multiply
    1,051,872.40x = 1,578,071.02 × 303,918.40
  4. Step 4: Simplify right side
    1,051,872.40x = 479,604,819,484.77
  5. Step 5: Solve for x
    x = 479,604,819,484.77/1,051,872.40
  6. Step 6: Final answer
    x = 455,953.42

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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.