Home / 648,612.93-972,075.50-263,913.46

Finding the Fourth Proportional to 648,612.93, 972,075.50 and 263,913.46

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Solution

The fourth proportional to 648,612.93, 972,075.50 and 263,913.46 is: 395,526.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,612.93 : 972,075.50 = 263,913.46 : x
  2. Step 2: Convert to fraction form
    648,612.93/972,075.50 = 263,913.46/x
  3. Step 3: Cross multiply
    648,612.93x = 972,075.50 × 263,913.46
  4. Step 4: Simplify right side
    648,612.93x = 256,543,807,266.66
  5. Step 5: Solve for x
    x = 256,543,807,266.66/648,612.93
  6. Step 6: Final answer
    x = 395,526.82

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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.