Home / 570,280.68-786,934.02-340,792.41

Finding the Fourth Proportional to 570,280.68, 786,934.02 and 340,792.41

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Solution

The fourth proportional to 570,280.68, 786,934.02 and 340,792.41 is: 470,261.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,280.68 : 786,934.02 = 340,792.41 : x
  2. Step 2: Convert to fraction form
    570,280.68/786,934.02 = 340,792.41/x
  3. Step 3: Cross multiply
    570,280.68x = 786,934.02 × 340,792.41
  4. Step 4: Simplify right side
    570,280.68x = 268,181,141,186.79
  5. Step 5: Solve for x
    x = 268,181,141,186.79/570,280.68
  6. Step 6: Final answer
    x = 470,261.66

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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.