Home / 956,326.40-1,319,678.88-548,445.44

Finding the Fourth Proportional to 956,326.40, 1,319,678.88 and 548,445.44

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Solution

The fourth proportional to 956,326.40, 1,319,678.88 and 548,445.44 is: 756,825.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,326.40 : 1,319,678.88 = 548,445.44 : x
  2. Step 2: Convert to fraction form
    956,326.40/1,319,678.88 = 548,445.44/x
  3. Step 3: Cross multiply
    956,326.40x = 1,319,678.88 × 548,445.44
  4. Step 4: Simplify right side
    956,326.40x = 723,771,864,000.31
  5. Step 5: Solve for x
    x = 723,771,864,000.31/956,326.40
  6. Step 6: Final answer
    x = 756,825.14

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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.