Home / 572,097.10-858,145.65-545,853.10

Finding the Fourth Proportional to 572,097.10, 858,145.65 and 545,853.10

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Solution

The fourth proportional to 572,097.10, 858,145.65 and 545,853.10 is: 818,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,097.10 : 858,145.65 = 545,853.10 : x
  2. Step 2: Convert to fraction form
    572,097.10/858,145.65 = 545,853.10/x
  3. Step 3: Cross multiply
    572,097.10x = 858,145.65 × 545,853.10
  4. Step 4: Simplify right side
    572,097.10x = 468,421,463,304.02
  5. Step 5: Solve for x
    x = 468,421,463,304.02/572,097.10
  6. Step 6: Final answer
    x = 818,779.65

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Similar ratio
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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.