Home / 832,075.93-1,147,900.08-487,737.31

Finding the Fourth Proportional to 832,075.93, 1,147,900.08 and 487,737.31

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Solution

The fourth proportional to 832,075.93, 1,147,900.08 and 487,737.31 is: 672,863.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,075.93 : 1,147,900.08 = 487,737.31 : x
  2. Step 2: Convert to fraction form
    832,075.93/1,147,900.08 = 487,737.31/x
  3. Step 3: Cross multiply
    832,075.93x = 1,147,900.08 × 487,737.31
  4. Step 4: Simplify right side
    832,075.93x = 559,873,697,167.99
  5. Step 5: Solve for x
    x = 559,873,697,167.99/832,075.93
  6. Step 6: Final answer
    x = 672,863.71

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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.