Home / 935,295.48-1,290,403.26-572,340.60

Finding the Fourth Proportional to 935,295.48, 1,290,403.26 and 572,340.60

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Solution

The fourth proportional to 935,295.48, 1,290,403.26 and 572,340.60 is: 789,643.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,295.48 : 1,290,403.26 = 572,340.60 : x
  2. Step 2: Convert to fraction form
    935,295.48/1,290,403.26 = 572,340.60/x
  3. Step 3: Cross multiply
    935,295.48x = 1,290,403.26 × 572,340.60
  4. Step 4: Simplify right side
    935,295.48x = 738,550,176,070.36
  5. Step 5: Solve for x
    x = 738,550,176,070.36/935,295.48
  6. Step 6: Final answer
    x = 789,643.69

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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.