Home / 1,026,430.40-1,539,499.80-352,542.80

Finding the Fourth Proportional to 1,026,430.40, 1,539,499.80 and 352,542.80

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Solution

The fourth proportional to 1,026,430.40, 1,539,499.80 and 352,542.80 is: 528,764.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,430.40 : 1,539,499.80 = 352,542.80 : x
  2. Step 2: Convert to fraction form
    1,026,430.40/1,539,499.80 = 352,542.80/x
  3. Step 3: Cross multiply
    1,026,430.40x = 1,539,499.80 × 352,542.80
  4. Step 4: Simplify right side
    1,026,430.40x = 542,739,570,091.44
  5. Step 5: Solve for x
    x = 542,739,570,091.44/1,026,430.40
  6. Step 6: Final answer
    x = 528,764.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.