Home / 1,301,368.02-1,952,134.72-402,734.31

Finding the Fourth Proportional to 1,301,368.02, 1,952,134.72 and 402,734.31

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Solution

The fourth proportional to 1,301,368.02, 1,952,134.72 and 402,734.31 is: 604,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,368.02 : 1,952,134.72 = 402,734.31 : x
  2. Step 2: Convert to fraction form
    1,301,368.02/1,952,134.72 = 402,734.31/x
  3. Step 3: Cross multiply
    1,301,368.02x = 1,952,134.72 × 402,734.31
  4. Step 4: Simplify right side
    1,301,368.02x = 786,191,628,479.41
  5. Step 5: Solve for x
    x = 786,191,628,479.41/1,301,368.02
  6. Step 6: Final answer
    x = 604,127.05

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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.