Home / 570,281.16-786,934.58-340,792.76

Finding the Fourth Proportional to 570,281.16, 786,934.58 and 340,792.76

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Solution

The fourth proportional to 570,281.16, 786,934.58 and 340,792.76 is: 470,262.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,281.16 : 786,934.58 = 340,792.76 : x
  2. Step 2: Convert to fraction form
    570,281.16/786,934.58 = 340,792.76/x
  3. Step 3: Cross multiply
    570,281.16x = 786,934.58 × 340,792.76
  4. Step 4: Simplify right side
    570,281.16x = 268,181,601,819.00
  5. Step 5: Solve for x
    x = 268,181,601,819.00/570,281.16
  6. Step 6: Final answer
    x = 470,262.08

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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.