Home / 744,366.76-1,027,206.66-434,328.64

Finding the Fourth Proportional to 744,366.76, 1,027,206.66 and 434,328.64

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Solution

The fourth proportional to 744,366.76, 1,027,206.66 and 434,328.64 is: 599,362.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,366.76 : 1,027,206.66 = 434,328.64 : x
  2. Step 2: Convert to fraction form
    744,366.76/1,027,206.66 = 434,328.64/x
  3. Step 3: Cross multiply
    744,366.76x = 1,027,206.66 × 434,328.64
  4. Step 4: Simplify right side
    744,366.76x = 446,145,271,636.74
  5. Step 5: Solve for x
    x = 446,145,271,636.74/744,366.76
  6. Step 6: Final answer
    x = 599,362.16

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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.