Home / 897,626.13-1,238,718.02-510,441.70

Finding the Fourth Proportional to 897,626.13, 1,238,718.02 and 510,441.70

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Solution

The fourth proportional to 897,626.13, 1,238,718.02 and 510,441.70 is: 704,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,626.13 : 1,238,718.02 = 510,441.70 : x
  2. Step 2: Convert to fraction form
    897,626.13/1,238,718.02 = 510,441.70/x
  3. Step 3: Cross multiply
    897,626.13x = 1,238,718.02 × 510,441.70
  4. Step 4: Simplify right side
    897,626.13x = 632,293,331,949.43
  5. Step 5: Solve for x
    x = 632,293,331,949.43/897,626.13
  6. Step 6: Final answer
    x = 704,406.11

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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.