Home / 705,197.32-972,931.98-450,695.32

Finding the Fourth Proportional to 705,197.32, 972,931.98 and 450,695.32

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Solution

The fourth proportional to 705,197.32, 972,931.98 and 450,695.32 is: 621,805.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,197.32 : 972,931.98 = 450,695.32 : x
  2. Step 2: Convert to fraction form
    705,197.32/972,931.98 = 450,695.32/x
  3. Step 3: Cross multiply
    705,197.32x = 972,931.98 × 450,695.32
  4. Step 4: Simplify right side
    705,197.32x = 438,495,890,064.33
  5. Step 5: Solve for x
    x = 438,495,890,064.33/705,197.32
  6. Step 6: Final answer
    x = 621,805.95

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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.