Home / 904,539.90-1,355,643.45-549,176.70

Finding the Fourth Proportional to 904,539.90, 1,355,643.45 and 549,176.70

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Solution

The fourth proportional to 904,539.90, 1,355,643.45 and 549,176.70 is: 823,056.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,539.90 : 1,355,643.45 = 549,176.70 : x
  2. Step 2: Convert to fraction form
    904,539.90/1,355,643.45 = 549,176.70/x
  3. Step 3: Cross multiply
    904,539.90x = 1,355,643.45 × 549,176.70
  4. Step 4: Simplify right side
    904,539.90x = 744,487,796,247.62
  5. Step 5: Solve for x
    x = 744,487,796,247.62/904,539.90
  6. Step 6: Final answer
    x = 823,056.89

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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.