Home / 745,119.04-1,026,305.40-572,707.32

Finding the Fourth Proportional to 745,119.04, 1,026,305.40 and 572,707.32

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Solution

The fourth proportional to 745,119.04, 1,026,305.40 and 572,707.32 is: 788,830.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,119.04 : 1,026,305.40 = 572,707.32 : x
  2. Step 2: Convert to fraction form
    745,119.04/1,026,305.40 = 572,707.32/x
  3. Step 3: Cross multiply
    745,119.04x = 1,026,305.40 × 572,707.32
  4. Step 4: Simplify right side
    745,119.04x = 587,772,615,135.53
  5. Step 5: Solve for x
    x = 587,772,615,135.53/745,119.04
  6. Step 6: Final answer
    x = 788,830.49

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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.