Home / 607,868.00-838,835.16-349,784.80

Finding the Fourth Proportional to 607,868.00, 838,835.16 and 349,784.80

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Solution

The fourth proportional to 607,868.00, 838,835.16 and 349,784.80 is: 482,689.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,868.00 : 838,835.16 = 349,784.80 : x
  2. Step 2: Convert to fraction form
    607,868.00/838,835.16 = 349,784.80/x
  3. Step 3: Cross multiply
    607,868.00x = 838,835.16 × 349,784.80
  4. Step 4: Simplify right side
    607,868.00x = 293,411,785,264.79
  5. Step 5: Solve for x
    x = 293,411,785,264.79/607,868.00
  6. Step 6: Final answer
    x = 482,689.97

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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.