Home / 878,651.52-1,316,614.07-609,305.04

Finding the Fourth Proportional to 878,651.52, 1,316,614.07 and 609,305.04

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Solution

The fourth proportional to 878,651.52, 1,316,614.07 and 609,305.04 is: 913,012.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,651.52 : 1,316,614.07 = 609,305.04 : x
  2. Step 2: Convert to fraction form
    878,651.52/1,316,614.07 = 609,305.04/x
  3. Step 3: Cross multiply
    878,651.52x = 1,316,614.07 × 609,305.04
  4. Step 4: Simplify right side
    878,651.52x = 802,219,588,585.91
  5. Step 5: Solve for x
    x = 802,219,588,585.91/878,651.52
  6. Step 6: Final answer
    x = 913,012.24

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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.