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Finding the Fourth Proportional to 437,036.48, 655,554.72 and 249,917.12

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Solution

The fourth proportional to 437,036.48, 655,554.72 and 249,917.12 is: 374,875.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,036.48 : 655,554.72 = 249,917.12 : x
  2. Step 2: Convert to fraction form
    437,036.48/655,554.72 = 249,917.12/x
  3. Step 3: Cross multiply
    437,036.48x = 655,554.72 × 249,917.12
  4. Step 4: Simplify right side
    437,036.48x = 163,834,347,624.81
  5. Step 5: Solve for x
    x = 163,834,347,624.81/437,036.48
  6. Step 6: Final answer
    x = 374,875.68

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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.