Home / 940,444.50-1,298,210.73-634,934.77

Finding the Fourth Proportional to 940,444.50, 1,298,210.73 and 634,934.77

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Solution

The fourth proportional to 940,444.50, 1,298,210.73 and 634,934.77 is: 876,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,444.50 : 1,298,210.73 = 634,934.77 : x
  2. Step 2: Convert to fraction form
    940,444.50/1,298,210.73 = 634,934.77/x
  3. Step 3: Cross multiply
    940,444.50x = 1,298,210.73 × 634,934.77
  4. Step 4: Simplify right side
    940,444.50x = 824,279,131,264.08
  5. Step 5: Solve for x
    x = 824,279,131,264.08/940,444.50
  6. Step 6: Final answer
    x = 876,478.23

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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.