Home / 614,500.02-847,966.73-342,555.89

Finding the Fourth Proportional to 614,500.02, 847,966.73 and 342,555.89

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Solution

The fourth proportional to 614,500.02, 847,966.73 and 342,555.89 is: 472,702.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,500.02 : 847,966.73 = 342,555.89 : x
  2. Step 2: Convert to fraction form
    614,500.02/847,966.73 = 342,555.89/x
  3. Step 3: Cross multiply
    614,500.02x = 847,966.73 × 342,555.89
  4. Step 4: Simplify right side
    614,500.02x = 290,475,991,932.93
  5. Step 5: Solve for x
    x = 290,475,991,932.93/614,500.02
  6. Step 6: Final answer
    x = 472,702.98

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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.