Home / 743,116.48-1,025,503.68-403,590.40

Finding the Fourth Proportional to 743,116.48, 1,025,503.68 and 403,590.40

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Solution

The fourth proportional to 743,116.48, 1,025,503.68 and 403,590.40 is: 556,956.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,116.48 : 1,025,503.68 = 403,590.40 : x
  2. Step 2: Convert to fraction form
    743,116.48/1,025,503.68 = 403,590.40/x
  3. Step 3: Cross multiply
    743,116.48x = 1,025,503.68 × 403,590.40
  4. Step 4: Simplify right side
    743,116.48x = 413,883,440,412.67
  5. Step 5: Solve for x
    x = 413,883,440,412.67/743,116.48
  6. Step 6: Final answer
    x = 556,956.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.