Home / 560,127.24-772,966.26-305,463.24

Finding the Fourth Proportional to 560,127.24, 772,966.26 and 305,463.24

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Solution

The fourth proportional to 560,127.24, 772,966.26 and 305,463.24 is: 421,534.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,127.24 : 772,966.26 = 305,463.24 : x
  2. Step 2: Convert to fraction form
    560,127.24/772,966.26 = 305,463.24/x
  3. Step 3: Cross multiply
    560,127.24x = 772,966.26 × 305,463.24
  4. Step 4: Simplify right side
    560,127.24x = 236,112,778,190.28
  5. Step 5: Solve for x
    x = 236,112,778,190.28/560,127.24
  6. Step 6: Final answer
    x = 421,534.18

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1.5x scale

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.