Home / 319,228.02-478,852.02-119,510.24

Finding the Fourth Proportional to 319,228.02, 478,852.02 and 119,510.24

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Solution

The fourth proportional to 319,228.02, 478,852.02 and 119,510.24 is: 179,269.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,228.02 : 478,852.02 = 119,510.24 : x
  2. Step 2: Convert to fraction form
    319,228.02/478,852.02 = 119,510.24/x
  3. Step 3: Cross multiply
    319,228.02x = 478,852.02 × 119,510.24
  4. Step 4: Simplify right side
    319,228.02x = 57,227,717,440.42
  5. Step 5: Solve for x
    x = 57,227,717,440.42/319,228.02
  6. Step 6: Final answer
    x = 179,269.09

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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.