Home / 878,624.74-1,317,966.14-302,242.24

Finding the Fourth Proportional to 878,624.74, 1,317,966.14 and 302,242.24

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Solution

The fourth proportional to 878,624.74, 1,317,966.14 and 302,242.24 is: 453,373.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,624.74 : 1,317,966.14 = 302,242.24 : x
  2. Step 2: Convert to fraction form
    878,624.74/1,317,966.14 = 302,242.24/x
  3. Step 3: Cross multiply
    878,624.74x = 1,317,966.14 × 302,242.24
  4. Step 4: Simplify right side
    878,624.74x = 398,345,038,397.75
  5. Step 5: Solve for x
    x = 398,345,038,397.75/878,624.74
  6. Step 6: Final answer
    x = 453,373.35

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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.