Home / 890,521.02-1,335,470.49-535,598.46

Finding the Fourth Proportional to 890,521.02, 1,335,470.49 and 535,598.46

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Solution

The fourth proportional to 890,521.02, 1,335,470.49 and 535,598.46 is: 803,210.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,521.02 : 1,335,470.49 = 535,598.46 : x
  2. Step 2: Convert to fraction form
    890,521.02/1,335,470.49 = 535,598.46/x
  3. Step 3: Cross multiply
    890,521.02x = 1,335,470.49 × 535,598.46
  4. Step 4: Simplify right side
    890,521.02x = 715,275,937,819.45
  5. Step 5: Solve for x
    x = 715,275,937,819.45/890,521.02
  6. Step 6: Final answer
    x = 803,210.62

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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.