Home / 697,631.70-1,045,574.04-297,804.36

Finding the Fourth Proportional to 697,631.70, 1,045,574.04 and 297,804.36

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Solution

The fourth proportional to 697,631.70, 1,045,574.04 and 297,804.36 is: 446,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,631.70 : 1,045,574.04 = 297,804.36 : x
  2. Step 2: Convert to fraction form
    697,631.70/1,045,574.04 = 297,804.36/x
  3. Step 3: Cross multiply
    697,631.70x = 1,045,574.04 × 297,804.36
  4. Step 4: Simplify right side
    697,631.70x = 311,376,507,814.81
  5. Step 5: Solve for x
    x = 311,376,507,814.81/697,631.70
  6. Step 6: Final answer
    x = 446,333.66

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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.