Home / 686,024.86-946,748.07-414,088.42

Finding the Fourth Proportional to 686,024.86, 946,748.07 and 414,088.42

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Solution

The fourth proportional to 686,024.86, 946,748.07 and 414,088.42 is: 571,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,024.86 : 946,748.07 = 414,088.42 : x
  2. Step 2: Convert to fraction form
    686,024.86/946,748.07 = 414,088.42/x
  3. Step 3: Cross multiply
    686,024.86x = 946,748.07 × 414,088.42
  4. Step 4: Simplify right side
    686,024.86x = 392,037,412,444.35
  5. Step 5: Solve for x
    x = 392,037,412,444.35/686,024.86
  6. Step 6: Final answer
    x = 571,462.40

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1.5x scale

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.