Home / 745,549.88-1,117,391.58-587,152.76

Finding the Fourth Proportional to 745,549.88, 1,117,391.58 and 587,152.76

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Solution

The fourth proportional to 745,549.88, 1,117,391.58 and 587,152.76 is: 879,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,549.88 : 1,117,391.58 = 587,152.76 : x
  2. Step 2: Convert to fraction form
    745,549.88/1,117,391.58 = 587,152.76/x
  3. Step 3: Cross multiply
    745,549.88x = 1,117,391.58 × 587,152.76
  4. Step 4: Simplify right side
    745,549.88x = 656,079,550,197.76
  5. Step 5: Solve for x
    x = 656,079,550,197.76/745,549.88
  6. Step 6: Final answer
    x = 879,994.17

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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.