Home / 909,922.50-1,255,693.05-507,514.50

Finding the Fourth Proportional to 909,922.50, 1,255,693.05 and 507,514.50

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Solution

The fourth proportional to 909,922.50, 1,255,693.05 and 507,514.50 is: 700,370.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,922.50 : 1,255,693.05 = 507,514.50 : x
  2. Step 2: Convert to fraction form
    909,922.50/1,255,693.05 = 507,514.50/x
  3. Step 3: Cross multiply
    909,922.50x = 1,255,693.05 × 507,514.50
  4. Step 4: Simplify right side
    909,922.50x = 637,282,430,424.23
  5. Step 5: Solve for x
    x = 637,282,430,424.23/909,922.50
  6. Step 6: Final answer
    x = 700,370.01

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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.