Home / 672,324.60-1,008,486.90-625,085.40

Finding the Fourth Proportional to 672,324.60, 1,008,486.90 and 625,085.40

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Solution

The fourth proportional to 672,324.60, 1,008,486.90 and 625,085.40 is: 937,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,324.60 : 1,008,486.90 = 625,085.40 : x
  2. Step 2: Convert to fraction form
    672,324.60/1,008,486.90 = 625,085.40/x
  3. Step 3: Cross multiply
    672,324.60x = 1,008,486.90 × 625,085.40
  4. Step 4: Simplify right side
    672,324.60x = 630,390,437,281.26
  5. Step 5: Solve for x
    x = 630,390,437,281.26/672,324.60
  6. Step 6: Final answer
    x = 937,628.10

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1.5x scale

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.