Home / 1,030,252.64-1,421,653.43-571,358.76

Finding the Fourth Proportional to 1,030,252.64, 1,421,653.43 and 571,358.76

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Solution

The fourth proportional to 1,030,252.64, 1,421,653.43 and 571,358.76 is: 788,422.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,252.64 : 1,421,653.43 = 571,358.76 : x
  2. Step 2: Convert to fraction form
    1,030,252.64/1,421,653.43 = 571,358.76/x
  3. Step 3: Cross multiply
    1,030,252.64x = 1,421,653.43 × 571,358.76
  4. Step 4: Simplify right side
    1,030,252.64x = 812,274,141,794.65
  5. Step 5: Solve for x
    x = 812,274,141,794.65/1,030,252.64
  6. Step 6: Final answer
    x = 788,422.28

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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.