Home / 932,403.27-1,398,809.75-553,669.95

Finding the Fourth Proportional to 932,403.27, 1,398,809.75 and 553,669.95

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Solution

The fourth proportional to 932,403.27, 1,398,809.75 and 553,669.95 is: 830,626.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,403.27 : 1,398,809.75 = 553,669.95 : x
  2. Step 2: Convert to fraction form
    932,403.27/1,398,809.75 = 553,669.95/x
  3. Step 3: Cross multiply
    932,403.27x = 1,398,809.75 × 553,669.95
  4. Step 4: Simplify right side
    932,403.27x = 774,478,921,573.66
  5. Step 5: Solve for x
    x = 774,478,921,573.66/932,403.27
  6. Step 6: Final answer
    x = 830,626.56

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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.