Home / 900,004.48-1,242,044.76-492,082

Finding the Fourth Proportional to 900,004.48, 1,242,044.76 and 492,082

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Solution

The fourth proportional to 900,004.48, 1,242,044.76 and 492,082 is: 679,094.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,004.48 : 1,242,044.76 = 492,082 : x
  2. Step 2: Convert to fraction form
    900,004.48/1,242,044.76 = 492,082/x
  3. Step 3: Cross multiply
    900,004.48x = 1,242,044.76 × 492,082
  4. Step 4: Simplify right side
    900,004.48x = 611,187,869,590.32
  5. Step 5: Solve for x
    x = 611,187,869,590.32/900,004.48
  6. Step 6: Final answer
    x = 679,094.25

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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.