Home / 779,334.80-1,076,224.78-736,877.22

Finding the Fourth Proportional to 779,334.80, 1,076,224.78 and 736,877.22

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Solution

The fourth proportional to 779,334.80, 1,076,224.78 and 736,877.22 is: 1,017,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,334.80 : 1,076,224.78 = 736,877.22 : x
  2. Step 2: Convert to fraction form
    779,334.80/1,076,224.78 = 736,877.22/x
  3. Step 3: Cross multiply
    779,334.80x = 1,076,224.78 × 736,877.22
  4. Step 4: Simplify right side
    779,334.80x = 793,045,523,981.51
  5. Step 5: Solve for x
    x = 793,045,523,981.51/779,334.80
  6. Step 6: Final answer
    x = 1,017,592.85

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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.