Home / 992,520.60-1,488,928.52-460,095.45

Finding the Fourth Proportional to 992,520.60, 1,488,928.52 and 460,095.45

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Solution

The fourth proportional to 992,520.60, 1,488,928.52 and 460,095.45 is: 690,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,520.60 : 1,488,928.52 = 460,095.45 : x
  2. Step 2: Convert to fraction form
    992,520.60/1,488,928.52 = 460,095.45/x
  3. Step 3: Cross multiply
    992,520.60x = 1,488,928.52 × 460,095.45
  4. Step 4: Simplify right side
    992,520.60x = 685,049,227,682.11
  5. Step 5: Solve for x
    x = 685,049,227,682.11/992,520.60
  6. Step 6: Final answer
    x = 690,211.60

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1.5x scale

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.