Home / 841,106.52-1,160,686.44-478,496.16

Finding the Fourth Proportional to 841,106.52, 1,160,686.44 and 478,496.16

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Solution

The fourth proportional to 841,106.52, 1,160,686.44 and 478,496.16 is: 660,301.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,106.52 : 1,160,686.44 = 478,496.16 : x
  2. Step 2: Convert to fraction form
    841,106.52/1,160,686.44 = 478,496.16/x
  3. Step 3: Cross multiply
    841,106.52x = 1,160,686.44 × 478,496.16
  4. Step 4: Simplify right side
    841,106.52x = 555,384,004,504.07
  5. Step 5: Solve for x
    x = 555,384,004,504.07/841,106.52
  6. Step 6: Final answer
    x = 660,301.63

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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.