Home / 972,668.43-1,342,277.28-564,870.51

Finding the Fourth Proportional to 972,668.43, 1,342,277.28 and 564,870.51

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Solution

The fourth proportional to 972,668.43, 1,342,277.28 and 564,870.51 is: 779,518.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,668.43 : 1,342,277.28 = 564,870.51 : x
  2. Step 2: Convert to fraction form
    972,668.43/1,342,277.28 = 564,870.51/x
  3. Step 3: Cross multiply
    972,668.43x = 1,342,277.28 × 564,870.51
  4. Step 4: Simplify right side
    972,668.43x = 758,212,851,715.01
  5. Step 5: Solve for x
    x = 758,212,851,715.01/972,668.43
  6. Step 6: Final answer
    x = 779,518.31

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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.