Home / 779,973.06-1,076,296.02-448,839.72

Finding the Fourth Proportional to 779,973.06, 1,076,296.02 and 448,839.72

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Solution

The fourth proportional to 779,973.06, 1,076,296.02 and 448,839.72 is: 619,360.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,973.06 : 1,076,296.02 = 448,839.72 : x
  2. Step 2: Convert to fraction form
    779,973.06/1,076,296.02 = 448,839.72/x
  3. Step 3: Cross multiply
    779,973.06x = 1,076,296.02 × 448,839.72
  4. Step 4: Simplify right side
    779,973.06x = 483,084,404,253.91
  5. Step 5: Solve for x
    x = 483,084,404,253.91/779,973.06
  6. Step 6: Final answer
    x = 619,360.37

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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.