Home / 648,807.82-895,368.23-362,328.18

Finding the Fourth Proportional to 648,807.82, 895,368.23 and 362,328.18

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Solution

The fourth proportional to 648,807.82, 895,368.23 and 362,328.18 is: 500,020.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,807.82 : 895,368.23 = 362,328.18 : x
  2. Step 2: Convert to fraction form
    648,807.82/895,368.23 = 362,328.18/x
  3. Step 3: Cross multiply
    648,807.82x = 895,368.23 × 362,328.18
  4. Step 4: Simplify right side
    648,807.82x = 324,417,141,205.72
  5. Step 5: Solve for x
    x = 324,417,141,205.72/648,807.82
  6. Step 6: Final answer
    x = 500,020.39

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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.