Home / 785,005.60-1,176,298.80-584,384.80

Finding the Fourth Proportional to 785,005.60, 1,176,298.80 and 584,384.80

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Solution

The fourth proportional to 785,005.60, 1,176,298.80 and 584,384.80 is: 875,676.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,005.60 : 1,176,298.80 = 584,384.80 : x
  2. Step 2: Convert to fraction form
    785,005.60/1,176,298.80 = 584,384.80/x
  3. Step 3: Cross multiply
    785,005.60x = 1,176,298.80 × 584,384.80
  4. Step 4: Simplify right side
    785,005.60x = 687,411,138,978.24
  5. Step 5: Solve for x
    x = 687,411,138,978.24/785,005.60
  6. Step 6: Final answer
    x = 875,676.73

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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.