Home / 648,534.86-973,181.36-468,442.70

Finding the Fourth Proportional to 648,534.86, 973,181.36 and 468,442.70

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Solution

The fourth proportional to 648,534.86, 973,181.36 and 468,442.70 is: 702,937.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,534.86 : 973,181.36 = 468,442.70 : x
  2. Step 2: Convert to fraction form
    648,534.86/973,181.36 = 468,442.70/x
  3. Step 3: Cross multiply
    648,534.86x = 973,181.36 × 468,442.70
  4. Step 4: Simplify right side
    648,534.86x = 455,879,698,416.61
  5. Step 5: Solve for x
    x = 455,879,698,416.61/648,534.86
  6. Step 6: Final answer
    x = 702,937.85

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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.