Home / 779,372.26-1,075,418.40-473,289.46

Finding the Fourth Proportional to 779,372.26, 1,075,418.40 and 473,289.46

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Solution

The fourth proportional to 779,372.26, 1,075,418.40 and 473,289.46 is: 653,069.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,372.26 : 1,075,418.40 = 473,289.46 : x
  2. Step 2: Convert to fraction form
    779,372.26/1,075,418.40 = 473,289.46/x
  3. Step 3: Cross multiply
    779,372.26x = 1,075,418.40 × 473,289.46
  4. Step 4: Simplify right side
    779,372.26x = 508,984,193,810.06
  5. Step 5: Solve for x
    x = 508,984,193,810.06/779,372.26
  6. Step 6: Final answer
    x = 653,069.43

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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.