Home / 841,224.24-1,160,955.72-478,663.38

Finding the Fourth Proportional to 841,224.24, 1,160,955.72 and 478,663.38

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Solution

The fourth proportional to 841,224.24, 1,160,955.72 and 478,663.38 is: 660,593.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,224.24 : 1,160,955.72 = 478,663.38 : x
  2. Step 2: Convert to fraction form
    841,224.24/1,160,955.72 = 478,663.38/x
  3. Step 3: Cross multiply
    841,224.24x = 1,160,955.72 × 478,663.38
  4. Step 4: Simplify right side
    841,224.24x = 555,706,988,965.53
  5. Step 5: Solve for x
    x = 555,706,988,965.53/841,224.24
  6. Step 6: Final answer
    x = 660,593.17

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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.