Home / 793,890.28-1,095,580.98-431,321.32

Finding the Fourth Proportional to 793,890.28, 1,095,580.98 and 431,321.32

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Solution

The fourth proportional to 793,890.28, 1,095,580.98 and 431,321.32 is: 595,230.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,890.28 : 1,095,580.98 = 431,321.32 : x
  2. Step 2: Convert to fraction form
    793,890.28/1,095,580.98 = 431,321.32/x
  3. Step 3: Cross multiply
    793,890.28x = 1,095,580.98 × 431,321.32
  4. Step 4: Simplify right side
    793,890.28x = 472,547,434,460.49
  5. Step 5: Solve for x
    x = 472,547,434,460.49/793,890.28
  6. Step 6: Final answer
    x = 595,230.16

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Double scale
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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.