Home / 942,692.81-1,300,689.24-555,524.06

Finding the Fourth Proportional to 942,692.81, 1,300,689.24 and 555,524.06

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Solution

The fourth proportional to 942,692.81, 1,300,689.24 and 555,524.06 is: 766,489.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,692.81 : 1,300,689.24 = 555,524.06 : x
  2. Step 2: Convert to fraction form
    942,692.81/1,300,689.24 = 555,524.06/x
  3. Step 3: Cross multiply
    942,692.81x = 1,300,689.24 × 555,524.06
  4. Step 4: Simplify right side
    942,692.81x = 722,564,160,899.67
  5. Step 5: Solve for x
    x = 722,564,160,899.67/942,692.81
  6. Step 6: Final answer
    x = 766,489.52

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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.