Home / 803,497.60-1,108,823.60-440,927.52

Finding the Fourth Proportional to 803,497.60, 1,108,823.60 and 440,927.52

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Solution

The fourth proportional to 803,497.60, 1,108,823.60 and 440,927.52 is: 608,478.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,497.60 : 1,108,823.60 = 440,927.52 : x
  2. Step 2: Convert to fraction form
    803,497.60/1,108,823.60 = 440,927.52/x
  3. Step 3: Cross multiply
    803,497.60x = 1,108,823.60 × 440,927.52
  4. Step 4: Simplify right side
    803,497.60x = 488,910,840,065.47
  5. Step 5: Solve for x
    x = 488,910,840,065.47/803,497.60
  6. Step 6: Final answer
    x = 608,478.28

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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.