Home / 890,250.08-1,228,605.39-502,931.17

Finding the Fourth Proportional to 890,250.08, 1,228,605.39 and 502,931.17

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Solution

The fourth proportional to 890,250.08, 1,228,605.39 and 502,931.17 is: 694,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,250.08 : 1,228,605.39 = 502,931.17 : x
  2. Step 2: Convert to fraction form
    890,250.08/1,228,605.39 = 502,931.17/x
  3. Step 3: Cross multiply
    890,250.08x = 1,228,605.39 × 502,931.17
  4. Step 4: Simplify right side
    890,250.08x = 617,903,943,189.49
  5. Step 5: Solve for x
    x = 617,903,943,189.49/890,250.08
  6. Step 6: Final answer
    x = 694,079.06

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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.