Home / 799,430.54-1,103,277.06-455,281.04

Finding the Fourth Proportional to 799,430.54, 1,103,277.06 and 455,281.04

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Solution

The fourth proportional to 799,430.54, 1,103,277.06 and 455,281.04 is: 628,323.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,430.54 : 1,103,277.06 = 455,281.04 : x
  2. Step 2: Convert to fraction form
    799,430.54/1,103,277.06 = 455,281.04/x
  3. Step 3: Cross multiply
    799,430.54x = 1,103,277.06 × 455,281.04
  4. Step 4: Simplify right side
    799,430.54x = 502,301,127,284.94
  5. Step 5: Solve for x
    x = 502,301,127,284.94/799,430.54
  6. Step 6: Final answer
    x = 628,323.67

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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.