Home / 786,264.84-1,179,283.86-359,673.48

Finding the Fourth Proportional to 786,264.84, 1,179,283.86 and 359,673.48

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Solution

The fourth proportional to 786,264.84, 1,179,283.86 and 359,673.48 is: 539,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,264.84 : 1,179,283.86 = 359,673.48 : x
  2. Step 2: Convert to fraction form
    786,264.84/1,179,283.86 = 359,673.48/x
  3. Step 3: Cross multiply
    786,264.84x = 1,179,283.86 × 359,673.48
  4. Step 4: Simplify right side
    786,264.84x = 424,157,129,834.03
  5. Step 5: Solve for x
    x = 424,157,129,834.03/786,264.84
  6. Step 6: Final answer
    x = 539,458.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.