Home / 1,051,868.40-1,578,065.02-303,914.40

Finding the Fourth Proportional to 1,051,868.40, 1,578,065.02 and 303,914.40

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Solution

The fourth proportional to 1,051,868.40, 1,578,065.02 and 303,914.40 is: 455,947.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,868.40 : 1,578,065.02 = 303,914.40 : x
  2. Step 2: Convert to fraction form
    1,051,868.40/1,578,065.02 = 303,914.40/x
  3. Step 3: Cross multiply
    1,051,868.40x = 1,578,065.02 × 303,914.40
  4. Step 4: Simplify right side
    1,051,868.40x = 479,596,683,714.29
  5. Step 5: Solve for x
    x = 479,596,683,714.29/1,051,868.40
  6. Step 6: Final answer
    x = 455,947.42

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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.