Home / 877,056.66-1,210,335.81-474,648.66

Finding the Fourth Proportional to 877,056.66, 1,210,335.81 and 474,648.66

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Solution

The fourth proportional to 877,056.66, 1,210,335.81 and 474,648.66 is: 655,013.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,056.66 : 1,210,335.81 = 474,648.66 : x
  2. Step 2: Convert to fraction form
    877,056.66/1,210,335.81 = 474,648.66/x
  3. Step 3: Cross multiply
    877,056.66x = 1,210,335.81 × 474,648.66
  4. Step 4: Simplify right side
    877,056.66x = 574,484,270,366.52
  5. Step 5: Solve for x
    x = 574,484,270,366.52/877,056.66
  6. Step 6: Final answer
    x = 655,013.86

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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.