Home / 467,445.74-645,130.21-260,746.69

Finding the Fourth Proportional to 467,445.74, 645,130.21 and 260,746.69

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Solution

The fourth proportional to 467,445.74, 645,130.21 and 260,746.69 is: 359,861.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,445.74 : 645,130.21 = 260,746.69 : x
  2. Step 2: Convert to fraction form
    467,445.74/645,130.21 = 260,746.69/x
  3. Step 3: Cross multiply
    467,445.74x = 645,130.21 × 260,746.69
  4. Step 4: Simplify right side
    467,445.74x = 168,215,565,263.68
  5. Step 5: Solve for x
    x = 168,215,565,263.68/467,445.74
  6. Step 6: Final answer
    x = 359,861.16

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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.