Home / 711,329.31-1,065,809.34-500,524.38

Finding the Fourth Proportional to 711,329.31, 1,065,809.34 and 500,524.38

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Solution

The fourth proportional to 711,329.31, 1,065,809.34 and 500,524.38 is: 749,953.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,329.31 : 1,065,809.34 = 500,524.38 : x
  2. Step 2: Convert to fraction form
    711,329.31/1,065,809.34 = 500,524.38/x
  3. Step 3: Cross multiply
    711,329.31x = 1,065,809.34 × 500,524.38
  4. Step 4: Simplify right side
    711,329.31x = 533,463,559,101.71
  5. Step 5: Solve for x
    x = 533,463,559,101.71/711,329.31
  6. Step 6: Final answer
    x = 749,953.01

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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.