Home / 803,535.68-1,205,303.52-626,175.45

Finding the Fourth Proportional to 803,535.68, 1,205,303.52 and 626,175.45

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Solution

The fourth proportional to 803,535.68, 1,205,303.52 and 626,175.45 is: 939,263.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,535.68 : 1,205,303.52 = 626,175.45 : x
  2. Step 2: Convert to fraction form
    803,535.68/1,205,303.52 = 626,175.45/x
  3. Step 3: Cross multiply
    803,535.68x = 1,205,303.52 × 626,175.45
  4. Step 4: Simplify right side
    803,535.68x = 754,731,474,022.58
  5. Step 5: Solve for x
    x = 754,731,474,022.58/803,535.68
  6. Step 6: Final answer
    x = 939,263.18

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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.