Home / 1,153,904.10-1,731,176.10-480,302.70

Finding the Fourth Proportional to 1,153,904.10, 1,731,176.10 and 480,302.70

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Solution

The fourth proportional to 1,153,904.10, 1,731,176.10 and 480,302.70 is: 720,587.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,904.10 : 1,731,176.10 = 480,302.70 : x
  2. Step 2: Convert to fraction form
    1,153,904.10/1,731,176.10 = 480,302.70/x
  3. Step 3: Cross multiply
    1,153,904.10x = 1,731,176.10 × 480,302.70
  4. Step 4: Simplify right side
    1,153,904.10x = 831,488,555,005.47
  5. Step 5: Solve for x
    x = 831,488,555,005.47/1,153,904.10
  6. Step 6: Final answer
    x = 720,587.23

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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.