Home / 314,988.18-472,703.70-284,873.22

Finding the Fourth Proportional to 314,988.18, 472,703.70 and 284,873.22

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Solution

The fourth proportional to 314,988.18, 472,703.70 and 284,873.22 is: 427,510.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,988.18 : 472,703.70 = 284,873.22 : x
  2. Step 2: Convert to fraction form
    314,988.18/472,703.70 = 284,873.22/x
  3. Step 3: Cross multiply
    314,988.18x = 472,703.70 × 284,873.22
  4. Step 4: Simplify right side
    314,988.18x = 134,660,625,124.91
  5. Step 5: Solve for x
    x = 134,660,625,124.91/314,988.18
  6. Step 6: Final answer
    x = 427,510.09

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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.