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Finding the Fourth Proportional to 554,919.21, 832,407.51 and 175,880.21

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Solution

The fourth proportional to 554,919.21, 832,407.51 and 175,880.21 is: 263,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,919.21 : 832,407.51 = 175,880.21 : x
  2. Step 2: Convert to fraction form
    554,919.21/832,407.51 = 175,880.21/x
  3. Step 3: Cross multiply
    554,919.21x = 832,407.51 × 175,880.21
  4. Step 4: Simplify right side
    554,919.21x = 146,404,003,502.34
  5. Step 5: Solve for x
    x = 146,404,003,502.34/554,919.21
  6. Step 6: Final answer
    x = 263,829.40

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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.