Home / 910,579.60-1,366,695.60-461,612.80

Finding the Fourth Proportional to 910,579.60, 1,366,695.60 and 461,612.80

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Solution

The fourth proportional to 910,579.60, 1,366,695.60 and 461,612.80 is: 692,838.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,579.60 : 1,366,695.60 = 461,612.80 : x
  2. Step 2: Convert to fraction form
    910,579.60/1,366,695.60 = 461,612.80/x
  3. Step 3: Cross multiply
    910,579.60x = 1,366,695.60 × 461,612.80
  4. Step 4: Simplify right side
    910,579.60x = 630,884,182,663.68
  5. Step 5: Solve for x
    x = 630,884,182,663.68/910,579.60
  6. Step 6: Final answer
    x = 692,838.04

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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.