Home / 867,934.20-1,301,706.90-570,502.20

Finding the Fourth Proportional to 867,934.20, 1,301,706.90 and 570,502.20

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Solution

The fourth proportional to 867,934.20, 1,301,706.90 and 570,502.20 is: 855,625.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,934.20 : 1,301,706.90 = 570,502.20 : x
  2. Step 2: Convert to fraction form
    867,934.20/1,301,706.90 = 570,502.20/x
  3. Step 3: Cross multiply
    867,934.20x = 1,301,706.90 × 570,502.20
  4. Step 4: Simplify right side
    867,934.20x = 742,626,650,205.18
  5. Step 5: Solve for x
    x = 742,626,650,205.18/867,934.20
  6. Step 6: Final answer
    x = 855,625.52

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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.