Home / 688,590.69-1,032,803.75-183,188.63

Finding the Fourth Proportional to 688,590.69, 1,032,803.75 and 183,188.63

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Solution

The fourth proportional to 688,590.69, 1,032,803.75 and 183,188.63 is: 274,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,590.69 : 1,032,803.75 = 183,188.63 : x
  2. Step 2: Convert to fraction form
    688,590.69/1,032,803.75 = 183,188.63/x
  3. Step 3: Cross multiply
    688,590.69x = 1,032,803.75 × 183,188.63
  4. Step 4: Simplify right side
    688,590.69x = 189,197,899,315.32
  5. Step 5: Solve for x
    x = 189,197,899,315.32/688,590.69
  6. Step 6: Final answer
    x = 274,761.05

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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.