Home / 786,341.95-1,084,527.75-510,398.13

Finding the Fourth Proportional to 786,341.95, 1,084,527.75 and 510,398.13

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Solution

The fourth proportional to 786,341.95, 1,084,527.75 and 510,398.13 is: 703,944.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,341.95 : 1,084,527.75 = 510,398.13 : x
  2. Step 2: Convert to fraction form
    786,341.95/1,084,527.75 = 510,398.13/x
  3. Step 3: Cross multiply
    786,341.95x = 1,084,527.75 × 510,398.13
  4. Step 4: Simplify right side
    786,341.95x = 553,540,941,514.08
  5. Step 5: Solve for x
    x = 553,540,941,514.08/786,341.95
  6. Step 6: Final answer
    x = 703,944.31

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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.