Home / 936,409.70-1,292,461.32-549,349.46

Finding the Fourth Proportional to 936,409.70, 1,292,461.32 and 549,349.46

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Solution

The fourth proportional to 936,409.70, 1,292,461.32 and 549,349.46 is: 758,228.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,409.70 : 1,292,461.32 = 549,349.46 : x
  2. Step 2: Convert to fraction form
    936,409.70/1,292,461.32 = 549,349.46/x
  3. Step 3: Cross multiply
    936,409.70x = 1,292,461.32 × 549,349.46
  4. Step 4: Simplify right side
    936,409.70x = 710,012,926,355.11
  5. Step 5: Solve for x
    x = 710,012,926,355.11/936,409.70
  6. Step 6: Final answer
    x = 758,228.94

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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.