Home / 875,834.73-1,208,681.79-508,283.58

Finding the Fourth Proportional to 875,834.73, 1,208,681.79 and 508,283.58

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Solution

The fourth proportional to 875,834.73, 1,208,681.79 and 508,283.58 is: 701,448.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,834.73 : 1,208,681.79 = 508,283.58 : x
  2. Step 2: Convert to fraction form
    875,834.73/1,208,681.79 = 508,283.58/x
  3. Step 3: Cross multiply
    875,834.73x = 1,208,681.79 × 508,283.58
  4. Step 4: Simplify right side
    875,834.73x = 614,353,107,302.01
  5. Step 5: Solve for x
    x = 614,353,107,302.01/875,834.73
  6. Step 6: Final answer
    x = 701,448.67

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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.