Home / 993,152-1,370,549.76-540,446.24

Finding the Fourth Proportional to 993,152, 1,370,549.76 and 540,446.24

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Solution

The fourth proportional to 993,152, 1,370,549.76 and 540,446.24 is: 745,815.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,152 : 1,370,549.76 = 540,446.24 : x
  2. Step 2: Convert to fraction form
    993,152/1,370,549.76 = 540,446.24/x
  3. Step 3: Cross multiply
    993,152x = 1,370,549.76 × 540,446.24
  4. Step 4: Simplify right side
    993,152x = 740,708,464,524.90
  5. Step 5: Solve for x
    x = 740,708,464,524.90/993,152
  6. Step 6: Final answer
    x = 745,815.81

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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.