Home / 904,916.86-1,248,800.31-497,056.44

Finding the Fourth Proportional to 904,916.86, 1,248,800.31 and 497,056.44

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Solution

The fourth proportional to 904,916.86, 1,248,800.31 and 497,056.44 is: 685,946.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,916.86 : 1,248,800.31 = 497,056.44 : x
  2. Step 2: Convert to fraction form
    904,916.86/1,248,800.31 = 497,056.44/x
  3. Step 3: Cross multiply
    904,916.86x = 1,248,800.31 × 497,056.44
  4. Step 4: Simplify right side
    904,916.86x = 620,724,236,359.50
  5. Step 5: Solve for x
    x = 620,724,236,359.50/904,916.86
  6. Step 6: Final answer
    x = 685,946.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.