Home / 709,068.16-1,063,601.70-210,432.16

Finding the Fourth Proportional to 709,068.16, 1,063,601.70 and 210,432.16

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Solution

The fourth proportional to 709,068.16, 1,063,601.70 and 210,432.16 is: 315,648.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,068.16 : 1,063,601.70 = 210,432.16 : x
  2. Step 2: Convert to fraction form
    709,068.16/1,063,601.70 = 210,432.16/x
  3. Step 3: Cross multiply
    709,068.16x = 1,063,601.70 × 210,432.16
  4. Step 4: Simplify right side
    709,068.16x = 223,816,003,110.67
  5. Step 5: Solve for x
    x = 223,816,003,110.67/709,068.16
  6. Step 6: Final answer
    x = 315,648.08

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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.