Home / 237,946.15-356,218.02-208,421.65

Finding the Fourth Proportional to 237,946.15, 356,218.02 and 208,421.65

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Solution

The fourth proportional to 237,946.15, 356,218.02 and 208,421.65 is: 312,018.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,946.15 : 356,218.02 = 208,421.65 : x
  2. Step 2: Convert to fraction form
    237,946.15/356,218.02 = 208,421.65/x
  3. Step 3: Cross multiply
    237,946.15x = 356,218.02 × 208,421.65
  4. Step 4: Simplify right side
    237,946.15x = 74,243,547,933.41
  5. Step 5: Solve for x
    x = 74,243,547,933.41/237,946.15
  6. Step 6: Final answer
    x = 312,018.28

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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.