Home / 560,126.34-772,973.28-305,476.92

Finding the Fourth Proportional to 560,126.34, 772,973.28 and 305,476.92

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Solution

The fourth proportional to 560,126.34, 772,973.28 and 305,476.92 is: 421,557.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,126.34 : 772,973.28 = 305,476.92 : x
  2. Step 2: Convert to fraction form
    560,126.34/772,973.28 = 305,476.92/x
  3. Step 3: Cross multiply
    560,126.34x = 772,973.28 × 305,476.92
  4. Step 4: Simplify right side
    560,126.34x = 236,125,496,816.70
  5. Step 5: Solve for x
    x = 236,125,496,816.70/560,126.34
  6. Step 6: Final answer
    x = 421,557.57

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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.