Home / 730,988.98-1,008,459.22-569,563.78

Finding the Fourth Proportional to 730,988.98, 1,008,459.22 and 569,563.78

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Solution

The fourth proportional to 730,988.98, 1,008,459.22 and 569,563.78 is: 785,759.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,988.98 : 1,008,459.22 = 569,563.78 : x
  2. Step 2: Convert to fraction form
    730,988.98/1,008,459.22 = 569,563.78/x
  3. Step 3: Cross multiply
    730,988.98x = 1,008,459.22 × 569,563.78
  4. Step 4: Simplify right side
    730,988.98x = 574,381,845,319.05
  5. Step 5: Solve for x
    x = 574,381,845,319.05/730,988.98
  6. Step 6: Final answer
    x = 785,759.92

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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.