Home / 810,740.96-1,118,549.76-524,623.04

Finding the Fourth Proportional to 810,740.96, 1,118,549.76 and 524,623.04

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Solution

The fourth proportional to 810,740.96, 1,118,549.76 and 524,623.04 is: 723,803.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,740.96 : 1,118,549.76 = 524,623.04 : x
  2. Step 2: Convert to fraction form
    810,740.96/1,118,549.76 = 524,623.04/x
  3. Step 3: Cross multiply
    810,740.96x = 1,118,549.76 × 524,623.04
  4. Step 4: Simplify right side
    810,740.96x = 586,816,975,482.47
  5. Step 5: Solve for x
    x = 586,816,975,482.47/810,740.96
  6. Step 6: Final answer
    x = 723,803.29

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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.