Home / 634,369.77-951,730.29-292,917.40

Finding the Fourth Proportional to 634,369.77, 951,730.29 and 292,917.40

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Solution

The fourth proportional to 634,369.77, 951,730.29 and 292,917.40 is: 439,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,369.77 : 951,730.29 = 292,917.40 : x
  2. Step 2: Convert to fraction form
    634,369.77/951,730.29 = 292,917.40/x
  3. Step 3: Cross multiply
    634,369.77x = 951,730.29 × 292,917.40
  4. Step 4: Simplify right side
    634,369.77x = 278,778,362,048.05
  5. Step 5: Solve for x
    x = 278,778,362,048.05/634,369.77
  6. Step 6: Final answer
    x = 439,457.20

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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.