Home / 972,166.98-1,341,665.70-536,669.66

Finding the Fourth Proportional to 972,166.98, 1,341,665.70 and 536,669.66

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Solution

The fourth proportional to 972,166.98, 1,341,665.70 and 536,669.66 is: 740,645.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,166.98 : 1,341,665.70 = 536,669.66 : x
  2. Step 2: Convert to fraction form
    972,166.98/1,341,665.70 = 536,669.66/x
  3. Step 3: Cross multiply
    972,166.98x = 1,341,665.70 × 536,669.66
  4. Step 4: Simplify right side
    972,166.98x = 720,031,275,052.66
  5. Step 5: Solve for x
    x = 720,031,275,052.66/972,166.98
  6. Step 6: Final answer
    x = 740,645.68

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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.