Home / 727,484.60-1,003,581.05-565,229.25

Finding the Fourth Proportional to 727,484.60, 1,003,581.05 and 565,229.25

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Solution

The fourth proportional to 727,484.60, 1,003,581.05 and 565,229.25 is: 779,746.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,484.60 : 1,003,581.05 = 565,229.25 : x
  2. Step 2: Convert to fraction form
    727,484.60/1,003,581.05 = 565,229.25/x
  3. Step 3: Cross multiply
    727,484.60x = 1,003,581.05 × 565,229.25
  4. Step 4: Simplify right side
    727,484.60x = 567,253,360,795.55
  5. Step 5: Solve for x
    x = 567,253,360,795.55/727,484.60
  6. Step 6: Final answer
    x = 779,746.21

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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.