Home / 473,730.02-653,295.59-310,142.42

Finding the Fourth Proportional to 473,730.02, 653,295.59 and 310,142.42

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Solution

The fourth proportional to 473,730.02, 653,295.59 and 310,142.42 is: 427,700.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,730.02 : 653,295.59 = 310,142.42 : x
  2. Step 2: Convert to fraction form
    473,730.02/653,295.59 = 310,142.42/x
  3. Step 3: Cross multiply
    473,730.02x = 653,295.59 × 310,142.42
  4. Step 4: Simplify right side
    473,730.02x = 202,614,670,440.74
  5. Step 5: Solve for x
    x = 202,614,670,440.74/473,730.02
  6. Step 6: Final answer
    x = 427,700.72

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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.