Home / 286,927.03-430,303.02-230,633.65

Finding the Fourth Proportional to 286,927.03, 430,303.02 and 230,633.65

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Solution

The fourth proportional to 286,927.03, 430,303.02 and 230,633.65 is: 345,880.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,927.03 : 430,303.02 = 230,633.65 : x
  2. Step 2: Convert to fraction form
    286,927.03/430,303.02 = 230,633.65/x
  3. Step 3: Cross multiply
    286,927.03x = 430,303.02 × 230,633.65
  4. Step 4: Simplify right side
    286,927.03x = 99,242,356,108.62
  5. Step 5: Solve for x
    x = 99,242,356,108.62/286,927.03
  6. Step 6: Final answer
    x = 345,880.12

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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.