Home / 992,518.85-1,488,925.89-460,093.70

Finding the Fourth Proportional to 992,518.85, 1,488,925.89 and 460,093.70

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Solution

The fourth proportional to 992,518.85, 1,488,925.89 and 460,093.70 is: 690,208.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,518.85 : 1,488,925.89 = 460,093.70 : x
  2. Step 2: Convert to fraction form
    992,518.85/1,488,925.89 = 460,093.70/x
  3. Step 3: Cross multiply
    992,518.85x = 1,488,925.89 × 460,093.70
  4. Step 4: Simplify right side
    992,518.85x = 685,045,421,755.89
  5. Step 5: Solve for x
    x = 685,045,421,755.89/992,518.85
  6. Step 6: Final answer
    x = 690,208.98

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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.