Home / 903,501.30-1,246,870.89-540,855

Finding the Fourth Proportional to 903,501.30, 1,246,870.89 and 540,855

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Solution

The fourth proportional to 903,501.30, 1,246,870.89 and 540,855 is: 746,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,501.30 : 1,246,870.89 = 540,855 : x
  2. Step 2: Convert to fraction form
    903,501.30/1,246,870.89 = 540,855/x
  3. Step 3: Cross multiply
    903,501.30x = 1,246,870.89 × 540,855
  4. Step 4: Simplify right side
    903,501.30x = 674,376,355,210.95
  5. Step 5: Solve for x
    x = 674,376,355,210.95/903,501.30
  6. Step 6: Final answer
    x = 746,403.30

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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.