Home / 735,281.72-1,014,430.38-480,781.88

Finding the Fourth Proportional to 735,281.72, 1,014,430.38 and 480,781.88

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Solution

The fourth proportional to 735,281.72, 1,014,430.38 and 480,781.88 is: 663,310.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,281.72 : 1,014,430.38 = 480,781.88 : x
  2. Step 2: Convert to fraction form
    735,281.72/1,014,430.38 = 480,781.88/x
  3. Step 3: Cross multiply
    735,281.72x = 1,014,430.38 × 480,781.88
  4. Step 4: Simplify right side
    735,281.72x = 487,719,745,225.51
  5. Step 5: Solve for x
    x = 487,719,745,225.51/735,281.72
  6. Step 6: Final answer
    x = 663,310.04

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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.