Home / 1,114,263.02-1,671,362.64-315,542.68

Finding the Fourth Proportional to 1,114,263.02, 1,671,362.64 and 315,542.68

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Solution

The fourth proportional to 1,114,263.02, 1,671,362.64 and 315,542.68 is: 473,304.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,263.02 : 1,671,362.64 = 315,542.68 : x
  2. Step 2: Convert to fraction form
    1,114,263.02/1,671,362.64 = 315,542.68/x
  3. Step 3: Cross multiply
    1,114,263.02x = 1,671,362.64 × 315,542.68
  4. Step 4: Simplify right side
    1,114,263.02x = 527,386,242,499.07
  5. Step 5: Solve for x
    x = 527,386,242,499.07/1,114,263.02
  6. Step 6: Final answer
    x = 473,304.98

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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.