Home / 956,486.40-1,319,900.64-548,567.28

Finding the Fourth Proportional to 956,486.40, 1,319,900.64 and 548,567.28

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Solution

The fourth proportional to 956,486.40, 1,319,900.64 and 548,567.28 is: 756,993.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,486.40 : 1,319,900.64 = 548,567.28 : x
  2. Step 2: Convert to fraction form
    956,486.40/1,319,900.64 = 548,567.28/x
  3. Step 3: Cross multiply
    956,486.40x = 1,319,900.64 × 548,567.28
  4. Step 4: Simplify right side
    956,486.40x = 724,054,303,955.06
  5. Step 5: Solve for x
    x = 724,054,303,955.06/956,486.40
  6. Step 6: Final answer
    x = 756,993.83

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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.