Home / 832,628.34-1,149,036.51-488,470.13

Finding the Fourth Proportional to 832,628.34, 1,149,036.51 and 488,470.13

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Solution

The fourth proportional to 832,628.34, 1,149,036.51 and 488,470.13 is: 674,094.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,628.34 : 1,149,036.51 = 488,470.13 : x
  2. Step 2: Convert to fraction form
    832,628.34/1,149,036.51 = 488,470.13/x
  3. Step 3: Cross multiply
    832,628.34x = 1,149,036.51 × 488,470.13
  4. Step 4: Simplify right side
    832,628.34x = 561,270,017,283.59
  5. Step 5: Solve for x
    x = 561,270,017,283.59/832,628.34
  6. Step 6: Final answer
    x = 674,094.30

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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.