Home / 773,258.20-1,159,272.90-423,050.20

Finding the Fourth Proportional to 773,258.20, 1,159,272.90 and 423,050.20

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Solution

The fourth proportional to 773,258.20, 1,159,272.90 and 423,050.20 is: 634,239.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,258.20 : 1,159,272.90 = 423,050.20 : x
  2. Step 2: Convert to fraction form
    773,258.20/1,159,272.90 = 423,050.20/x
  3. Step 3: Cross multiply
    773,258.20x = 1,159,272.90 × 423,050.20
  4. Step 4: Simplify right side
    773,258.20x = 490,430,632,199.58
  5. Step 5: Solve for x
    x = 490,430,632,199.58/773,258.20
  6. Step 6: Final answer
    x = 634,239.16

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Double scale
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1.5x scale

Why These Related Problems?

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