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Finding the Fourth Proportional to 447,698.01, 671,547.02 and 307,030.17

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Solution

The fourth proportional to 447,698.01, 671,547.02 and 307,030.17 is: 460,545.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,698.01 : 671,547.02 = 307,030.17 : x
  2. Step 2: Convert to fraction form
    447,698.01/671,547.02 = 307,030.17/x
  3. Step 3: Cross multiply
    447,698.01x = 671,547.02 × 307,030.17
  4. Step 4: Simplify right side
    447,698.01x = 206,185,194,178.44
  5. Step 5: Solve for x
    x = 206,185,194,178.44/447,698.01
  6. Step 6: Final answer
    x = 460,545.26

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Similar ratio
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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.