Home / 832,515.21-1,248,554.02-359,095.32

Finding the Fourth Proportional to 832,515.21, 1,248,554.02 and 359,095.32

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Solution

The fourth proportional to 832,515.21, 1,248,554.02 and 359,095.32 is: 538,548.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,515.21 : 1,248,554.02 = 359,095.32 : x
  2. Step 2: Convert to fraction form
    832,515.21/1,248,554.02 = 359,095.32/x
  3. Step 3: Cross multiply
    832,515.21x = 1,248,554.02 × 359,095.32
  4. Step 4: Simplify right side
    832,515.21x = 448,349,907,572.83
  5. Step 5: Solve for x
    x = 448,349,907,572.83/832,515.21
  6. Step 6: Final answer
    x = 538,548.61

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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.