Home / 916,126.27-1,374,196.69-376,243.45

Finding the Fourth Proportional to 916,126.27, 1,374,196.69 and 376,243.45

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Solution

The fourth proportional to 916,126.27, 1,374,196.69 and 376,243.45 is: 564,368.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,126.27 : 1,374,196.69 = 376,243.45 : x
  2. Step 2: Convert to fraction form
    916,126.27/1,374,196.69 = 376,243.45/x
  3. Step 3: Cross multiply
    916,126.27x = 1,374,196.69 × 376,243.45
  4. Step 4: Simplify right side
    916,126.27x = 517,032,500,658.99
  5. Step 5: Solve for x
    x = 517,032,500,658.99/916,126.27
  6. Step 6: Final answer
    x = 564,368.17

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Double scale
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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.