Home / 1,036,450.32-1,430,242.43-571,211.88

Finding the Fourth Proportional to 1,036,450.32, 1,430,242.43 and 571,211.88

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Solution

The fourth proportional to 1,036,450.32, 1,430,242.43 and 571,211.88 is: 788,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,450.32 : 1,430,242.43 = 571,211.88 : x
  2. Step 2: Convert to fraction form
    1,036,450.32/1,430,242.43 = 571,211.88/x
  3. Step 3: Cross multiply
    1,036,450.32x = 1,430,242.43 × 571,211.88
  4. Step 4: Simplify right side
    1,036,450.32x = 816,971,464,440.01
  5. Step 5: Solve for x
    x = 816,971,464,440.01/1,036,450.32
  6. Step 6: Final answer
    x = 788,239.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.