Home / 374,444.60-561,666.90-372,111.80

Finding the Fourth Proportional to 374,444.60, 561,666.90 and 372,111.80

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Solution

The fourth proportional to 374,444.60, 561,666.90 and 372,111.80 is: 558,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,444.60 : 561,666.90 = 372,111.80 : x
  2. Step 2: Convert to fraction form
    374,444.60/561,666.90 = 372,111.80/x
  3. Step 3: Cross multiply
    374,444.60x = 561,666.90 × 372,111.80
  4. Step 4: Simplify right side
    374,444.60x = 209,002,881,159.42
  5. Step 5: Solve for x
    x = 209,002,881,159.42/374,444.60
  6. Step 6: Final answer
    x = 558,167.70

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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.